Full-paper Knowledge Units · saved output

A six-month periodic fasting reduces microalbuminuria and improves metabolic control in patients with type 2 diabetes and diabetic nephropathy: a randomized controlled study

Gemma 4 12B IT · KU LoRA rank 128 · 500-word source chunks · guarded TranslateGemma 4B back-translation

Complete extractionLongest literal run: 23 words

Source title: A six-month periodic fasting reduces microalbuminuria and improves metabolic control in patients with type 2 diabetes and diabetic nephropathy: a randomized controlled study
Source authors: Alba Sulaj; Stefan Kopf; Ekaterina Von Rauchhaupt; Elisabeth Kliemank; Maik Brune; Zoltan Kender; Hannelore Bartl; Fabiola Garcia Cortizo; Katarina Klepac; Zhe Han; Varun Kumar; Valter Longo; Aurelio Teleman; Jürgen G Okun; Jakob Morgenstern; Thomas Fleming; Julia Szendroedi; Stephan Herzig; Peter P Nawroth
KU document title: A six-month periodic fasting reduces microalbuminuria and improves metabolic control in patients with type 2 diabetes and diabetic nephropathy: a randomized controlled study
KU document author field: Not populated by the original extractor
Style annotation: No dedicated document-style field in this schema
KU sequence: 10 of 10 expected chunks
Attribution provenance: Source registry metadata shown for attribution; not added to the QA context

This condition scores 88.5% (177/200) across all 20 evaluation papers. The example page does not imply that every claim in this individual paper is correct.

Gemma 4 12B IT · KU LoRA rank 128 · 500 words Gemma 4 12B IT · KU LoRA rank 128 · 1,000 words Gemma 4 E4B IT · KU LoRA rank 128 · 500 words Gemma 4 E4B IT · KU LoRA rank 128 · 1,000 words Qwen 3.8 27B FP8 · teacher · 500 words Qwen 3.8 27B FP8 · teacher · 1,000 words

Every saved KU, entity, attribute and relationship is shown below, in original chunk order. Navigation follows the source sequence rather than publication dates. Adjacent summaries are reader navigation, not lookahead supplied to extraction. All KUs were generated before the paraphrasing stage. Download complete factual KU JSON.

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KU 1 · source words 1–493

13 entities · 43 relationships · 0 preceding KUs available during extraction

Recorded context summary

A randomized controlled study evaluated the effects of a six-month fasting-mimicking diet versus a Mediterranean diet on patients with type 2 diabetes and diabetic nephropathy. The intervention significantly reduced microalbuminuria and improved metabolic markers like HOMA-IR and suPAR in the fasting-mimicking group. However, these improvements were not sustained at the three-month follow-up, potentially due to a lack of change in dicarbonyl detoxification and DNA-damage markers.

A six-month periodic fasting reduces microalbuminuria and improves metabolic control in patients with type 2 diabetes and diabetic nephropathy: a randomized controlled study

event · ID: a_six_month_periodic_fasting_reduces_microalbuminuria_and_improves_metabolic_control_in_patients_with_type_2_diabetes_and_diabetic_nephropathy_a_randomized_controlled_study

study_type: randomized controlled study
duration: 6 months
follow_up: 3 months

Relationships

conducted_by → Alba Sulaj
conducted_by → Stefan Kopf
conducted_by → Ekaterina Von Rauchhaupt
conducted_by → Elisabeth Kliemank
conducted_by → Maik Brune
conducted_by → Zoltan Kender
conducted_by → Hannelore Bartl
conducted_by → Fabiola Garcia Cortizo
conducted_by → Katarina Klepac
conducted_by → Zhe Han
conducted_by → Varun Kumar
conducted_by → Valter Longo
conducted_by → Aurelio Teleman
conducted_by → Jürgen G Okun
conducted_by → Jakob Morgenstern
conducted_by → Thomas Fleming
conducted_by → Julia Szendroedi
conducted_by → Stephan Herzig
conducted_by → Peter P Nawroth

fasting-mimicking diet

method · ID: fasting_mimicking_diet

abbreviation: FMD
sample_size: 21

Relationships

assigned_to → patients with type 2 diabetes and diabetic nephropathy
resulted_in_change_in_acr → 110.3mg/g (95% CI 99.2, 121.5mg/g; P=0.45)
resulted_in_change_in_acr_microalbuminuria → -30.3mg/g (95% CI -35.7, -24.9mg/g; P≤0.05)
resulted_in_change_in_acr_macroalbuminuria → 434.0mg/g (95% CI 404.7, 463.4mg/g; P=0.23)
resulted_in_change_in_homa_ir → -3,8 (95% CI -5,6, -2.0; P≤0.05)
resulted_in_change_in_supar → -156.6pg/ml (95% CI -172.9, -140.4pg/ml; P≤0.05)
resulted_in_no_change_in → markers of dicarbonyl detoxification or DNA-damage/repair

Mediterranean diet

method · ID: mediterranean_diet

sample_size: 19

Relationships

assigned_to → patients with type 2 diabetes and diabetic nephropathy

patients with type 2 diabetes and diabetic nephropathy

other · ID: patients_with_type_2_diabetes_and_diabetic_nephropathy

total_sample_size: 40
hba1c: 7.8±0.2% [62.1±2.3 mmol/mol]
condition: increased albumin-to-creatinine ratio (ACR)
model_entity_type: population

Relationships

randomized_to → fasting-mimicking diet
randomized_to → Mediterranean diet

albuminuria

measurement · ID: albuminuria

subtypes: [ "microalbuminuria", "macroalbuminuria" ]

Relationships

reduced_by → fasting-mimicking diet
relapse_at_follow_up_explained_by → lack of changes in markers of dicarbonyl detoxification and DNA-damage/repair

HOMA-IR

measurement · ID: homa_ir

description: insulin resistance marker

Relationships

reduced_by → fasting-mimicking diet
sustained_reduction_at_follow_up → -1.9 [95% CI -3.7, -0.1], P≤0.05

suPAR

measurement · ID: supar

description: senescence marker

Relationships

reduced_by → fasting-mimicking diet

markers of dicarbonyl detoxification

measurement · ID: markers_of_dicarbonyl_detoxification

components: [ "MG-H1", "glyoxalase-1", "hydroxyacetone" ]

Relationships

no_change_observed_in → fasting-mimicking diet

DNA-damage/repair

measurement · ID: dna_damage_repair

marker: (yH2Ax)

Relationships

no_change_observed_in → fasting-mimicking diet

lipid oxidation

measurement · ID: lipid_oxidation

marker: acylcarnitines

Relationships

change_in_profile_related_to → patient responsiveness to ACR improvement

diabetic nephropathy

other · ID: diabetic_nephropathy

prevalence: The most common cause of terminal kidney disease
model_entity_type: condition

Relationships

therapeutic_options_limited_to → control of glycemia, lipidemia and blood pressure
nephroprotection_exerted_by → sodium-glucose cotransporter-2 (SGLT2) inhibitors
nephroprotection_exerted_by → ACE inhibitors

sodium-glucose cotransporter-2 (SGLT2) inhibitors

other · ID: sodium_glucose_cotransporter_2_sglt2_inhibitors

model_entity_type: treatment

Relationships

exert_nephroprotection_in → diabetic nephropathy
renal_benefits_not_explained_by → modest improvements in glycemic, blood pressure and lipid control

ACE inhibitors

other · ID: ace_inhibitors

model_entity_type: treatment

Relationships

exert_nephroprotection_in → diabetic nephropathy

Source positions, MinHash and extraction warnings

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Previous KU: Start of paper

Next KU: The study investigates the impact of a periodic fasting-mimicking diet on albumin-to-creatinine ratio and metabolic markers in patients with type 2 diabetes. It highlights the role of hyperglycemia, dicarbonyl stress, and DNA damage in diabetic kidney disease progression. The research design involves a randomized, controlled, open study at the University Hospital in Heidelberg, which includes specific inclusion criteria and monitoring protocols.

KU 2 · source words 494–987

13 entities · 35 relationships · 1 preceding KUs available during extraction

Recorded context summary

The study investigates the impact of a periodic fasting-mimicking diet on albumin-to-creatinine ratio and metabolic markers in patients with type 2 diabetes. It highlights the role of hyperglycemia, dicarbonyl stress, and DNA damage in diabetic kidney disease progression. The research design involves a randomized, controlled, open study at the University Hospital in Heidelberg, which includes specific inclusion criteria and monitoring protocols.

diabetic kidney disease

other · ID: diabetic_kidney_disease

progression_status: slowable once established
remission_therapy_status: lacking
model_entity_type: condition

Relationships

caused_by → hyperglycemia
associated_with → dicarbonyl stress
associated_with → AGE

hyperglycemia

other · ID: hyperglycemia

model_entity_type: condition

Relationships

causes_decline_in → renal function
activates → sorbitol pathway
activates → hexosamine pathway
increases → oxidative stress

oxidative stress

other · ID: oxidative_stress

model_entity_type: biological_process

Relationships

results_in → fibrosis

dicarbonyl stress

other · ID: dicarbonyl_stress

model_entity_type: biological_process

Relationships

implicated_in → diabetic complications
implicated_in → diabetic kidney disease

AGE

other · ID: age

model_entity_type: biological_process

Relationships

implicated_in → diabetic complications
implicated_in → diabetic kidney disease

DNA-damage

other · ID: dna_damage

model_entity_type: biological_process

Relationships

described_in → type 2 diabetes

periodic fasting

other · ID: periodic_fasting

model_entity_type: intervention

Relationships

reduces → oxidative damage
reduces → inflammation
supports → cellular protection
might_activate → lipolysis

SGLT-2 inhibitors

other · ID: sglt_2_inhibitors

model_entity_type: medication

Relationships

postulated_benefit_mechanism → enhanced ketogenesis
shifts_fuel_metabolism_from → glucose oxidation
shifts_fuel_metabolism_to → fat
shifts_energy_metabolism_to → ketolysis

periodic fasting-mimicking diet

other · ID: periodic_fasting_mimicking_diet

model_entity_type: intervention

Relationships

aim_to_reduce → ACR
aim_to_relate_to_changes_in → markers of dicarbonyl detoxification
aim_to_relate_to_changes_in → fatty acid oxidation
aim_to_relate_to_changes_in → DNA-damage/repair
aim_to_relate_to_changes_in → senescence

University Hospital of Heidelberg

organization · ID: university_hospital_of_heidelberg

department: Clinics of Endocrinology, Diabetology, Metabolism and Clinical Chemistry

Relationships

conducted_study_at → randomized controlled open study
approved_study_procedures → Ethic-Nr. S-682/2016

randomized controlled open study

event · ID: randomized_controlled_open_study

registration_id: DRKS00014287
registration_body: German Clinical Trial Register (DRKS)

Relationships

recruited_patients_with → type 2 diabetes
recruited_patients_with → good glycemic and blood pressure control
recruited_patients_with → increased albumin-to-creatinine ratio
adherence_assessed_by → dietary protocols
adherence_assessed_by → measurement of ketone bodies

albumin-to-creatinine ratio

measurement · ID: albumin_to_creatinine_ratio

abbreviation: ACR
assessment_guideline: KDIGO guidelines

Relationships

assessed_from → two consecutive spot urine samples

American Diabetes Association

organization · ID: american_diabetes_association

No attributes recorded.

Relationships

provided_recommendations_for → individual dietary counseling

Source positions, MinHash and extraction warnings

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Previous KU: A randomized controlled study evaluated the effects of a six-month fasting-mimicking diet versus a Mediterranean diet on patients with type 2 diabetes and diabetic nephropathy. The intervention significantly reduced microalbuminuria and improved metabolic markers like HOMA-IR and suPAR in the fasting-mimicking group. However, these improvements were not sustained at the three-month follow-up, potentially due to a lack of change in dicarbonyl detoxification and DNA-damage markers.

Next KU: The study utilized a stratified randomization procedure based on BMI and HbA1c to assign participants to either a fasting-mimicking diet or a Mediterranean diet. The intervention consisted of five consecutive days with specific dietary guidelines each month, during which the insulin dosage and oral antidiabetic medications were adjusted during the fasting period. Monitoring included self-reported blood sugar levels, blood pressure, and physical activity, with blood chemistry analysis performed at the University Hospital in Heidelberg.

KU 3 · source words 988–1,439

9 entities · 10 relationships · 2 preceding KUs available during extraction

Recorded context summary

The study utilized a stratified randomization procedure based on BMI and HbA1c to assign participants to either a fasting-mimicking diet or a Mediterranean diet. The intervention consisted of five consecutive days with specific dietary guidelines each month, during which the insulin dosage and oral antidiabetic medications were adjusted during the fasting period. Monitoring included self-reported blood sugar levels, blood pressure, and physical activity, with blood chemistry analysis performed at the University Hospital in Heidelberg.

Randomizer Version 2.0.3

method · ID: randomizer_version_2_0_3

owner: Institute for Medical Informatics, Statistics and Documentation, Medical University of Graz
function: stratified computed randomization

Relationships

stratified_by → BMI
cut_off
30.0 kg/m²
stratified_by → HbA1c
cut_off
7.0%

Fasting-Mimicking Diet (FMD)

method · ID: fasting_mimicking_diet_fmd

type: plant-based
duration: 5 consecutive days each month
cycle_gap: about 25 days
day_1_energy: 4600 kJ
day_1_macronutrients: 11% protein, 46% fat, 43% carbohydrates
day_2_to_5_energy: 3000 kJ
day_2_to_5_macronutrients: 9% protein, 44% fat, 47% carbohydrate

Relationships

mimics → fasting-like effects on glucose and ketone bodies
requires_insulin_adjustment → discontinue short-acting insulin, reduce long-acting insulin by 50%
requires_medication_discontinuation → oral antidiabetic therapy

Mediterranean Diet (M-Diet)

method · ID: mediterranean_diet_m_diet

duration: 5 consecutive days each month
cycle_gap: about 25 days
caloric_change: no change compared to pre-study diet
adaptation_standard: Mediterranean Diet Score (MDS)

Relationships

assigned_to → control group

Glycemic Monitoring

method · ID: glycemic_monitoring

frequency: at least 4 measurements daily
types: fasting and 2-hour postprandial
device: Accu-Check Guide, Roche
reporting_platform: 24-hour telephone platform

Relationships

triggers_medication_reduction → antihyperglycemic medication
condition
Reducing blood sugar levels by more than 20% in a fasting state

Antihypertensive Medication Adjustment

method · ID: antihypertensive_medication_adjustment

condition: hypotension
systolic_threshold: lower than 100 mmHg
diastolic_threshold: lower than 60 mmHg

Relationships

action → medication reduced

SF-12 Questionnaire

measurement · ID: sf_12_questionnaire

items: 12
purpose: Assess the quality of life in relation to health and physical well-being.

Relationships

No relationships recorded.

Patient Health Questionnaire (PHQ)

measurement · ID: patient_health_questionnaire_phq

purpose: evaluate somatic and depression symptoms

Relationships

No relationships recorded.

Central Laboratory of the University Hospital of Heidelberg

place · ID: central_laboratory_of_the_university_hospital_of_heidelberg

function: blood sample processing
conditions: standardized

Relationships

measures → Beta-hydroxybutyrate

Beta-hydroxybutyrate

measurement · ID: beta_hydroxybutyrate

measurement_device: StatStrip glucose/ketone measurement system, by Nova Biomedical
sample_type: venous blood

Relationships

measured_at → each visit

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Previous KU: The study investigates the impact of a periodic fasting-mimicking diet on albumin-to-creatinine ratio and metabolic markers in patients with type 2 diabetes. It highlights the role of hyperglycemia, dicarbonyl stress, and DNA damage in diabetic kidney disease progression. The research design involves a randomized, controlled, open study at the University Hospital in Heidelberg, which includes specific inclusion criteria and monitoring protocols.

Next KU: The study defined primary and secondary endpoints, including ACR changes and metabolic markers, and detailed the statistical methods and power calculations. A sample size of 40 was determined to detect a 30% reduction in ACR, with 38 patients completing three cycles and 33 completing the full study. Analysis was conducted on an intention-to-treat basis using ANCOVA and hierarchical testing in R.

KU 4 · source words 1,440–1,932

5 entities · 2 relationships · 3 preceding KUs available during extraction

Recorded context summary

The study defined primary and secondary endpoints, including ACR changes and metabolic markers, and detailed the statistical methods and power calculations. A sample size of 40 was determined to detect a 30% reduction in ACR, with 38 patients completing three cycles and 33 completing the full study. Analysis was conducted on an intention-to-treat basis using ANCOVA and hierarchical testing in R.

Primary endpoint

measurement · ID: primary_endpoint

definition: absolute difference of change of ACR from baseline to after six diet cycles between FMD and M-Diet group

Relationships

includes_subgroup_analysis → micro-versus macroalbuminuria levels at baseline

Secondary endpoints

measurement · ID: secondary_endpoints

components: [ "absolute difference of change of ACR after three diet cycles", "absolute difference of change after three and after six diet cycles of HOMA-IR", "plasma MG-H1", "plasma MG", "Glo-1 activity", "expression of pGlo-1 in WBC", "hydroxyacetone in RBC", "plasma AC profile", "yH2Ax expression in WBC", "soluble urokinase plasminogen activator receptor (suPAR)" ]

Relationships

uses_hierarchical_test → multiple testing adjustment

Power Calculation

method · ID: power_calculation

clinically_relevant_reduction: 30%
required_sample_size: 34
assumed_standard_deviation: 30%
significance_level: alpha=5%
power: at least 80%
estimated_dropout_rate: 15%
final_sample_size: 40
software: PASS 16.0.12

Relationships

No relationships recorded.

Statistical Analysis

method · ID: statistical_analysis

population: intention-to-treat
missing_value_handling: not imputed
analysis_type: available-case analysis
comparison_method: ANCOVA was adjusted to account for age, gender, weight loss, and the initial value.
software: R (version 3.6.1 2019-07-05)
visualization_tools: R core packages, tiduverse, pheatmap, GraphPad Prism version 5.00

Relationships

No relationships recorded.

Patient characteristics

event · ID: patient_characteristics

study_period: March 2018 to May 2020
total_randomized: 41
fmd_group_size: 21
m_diet_group_size: 20
discontinued_m_diet: 1
discontinued_reason: erysipelas
completed_three_cycles: 38
completion_rate_three_cycles: 95%
completed_study: 33
completion_rate_study: 83%
follow_up_count: 31
follow_up_rate: 78%
follow_up_time: 112±31 days

Relationships

No relationships recorded.

Source positions, MinHash and extraction warnings

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Previous KU: The study utilized a stratified randomization procedure based on BMI and HbA1c to assign participants to either a fasting-mimicking diet or a Mediterranean diet. The intervention consisted of five consecutive days with specific dietary guidelines each month, during which the insulin dosage and oral antidiabetic medications were adjusted during the fasting period. Monitoring included self-reported blood sugar levels, blood pressure, and physical activity, with blood chemistry analysis performed at the University Hospital in Heidelberg.

Next KU: The study attributes participant withdrawal to Covid-19 pandemic restrictions and notes comparable baseline anthropometric and metabolic measures between groups. The fasting-mimicking diet (FMD) significantly reduced albumin-to-creatinine ratio (ACR) in patients with microalbuminuria after three and six cycles, while showing no significant difference in the macroalbuminuria subgroup. FMD also improved urea levels, cystatin C-based eGFR, suPAR, and HbA1c compared to the Mediterranean diet, though fasting plasma glucose and lipid levels remained unchanged.

KU 5 · source words 1,933–2,387

8 entities · 27 relationships · 4 preceding KUs available during extraction

Recorded context summary

The study attributes participant withdrawal to Covid-19 pandemic restrictions and notes comparable baseline anthropometric and metabolic measures between groups. The fasting-mimicking diet (FMD) significantly reduced albumin-to-creatinine ratio (ACR) in patients with microalbuminuria after three and six cycles, while showing no significant difference in the macroalbuminuria subgroup. FMD also improved urea levels, cystatin C-based eGFR, suPAR, and HbA1c compared to the Mediterranean diet, though fasting plasma glucose and lipid levels remained unchanged.

Covid-19 pandemic restrictions

event · ID: covid_19_pandemic_restrictions

impact: The main reason for a break after the third dietary cycle and during the follow-up period was

Relationships

caused_withdrawal_from → study

Fasting-Mimicking Diet (FMD)

method · ID: fasting_mimicking_diet_fmd

intervention_type: dietary

Relationships

reduced_acr_in_microalbuminuria_group_after_3_cycles → 37% reduction
difference_of_change
-23.7mg/g
p_value
≤0.05
reduced_acr_in_microalbuminuria_group_after_6_cycles → 54% reduction
difference_of_change
-30.3mg/g
p_value
≤0.05
reduced_urea_after_3_cycles → -11.8mg/dl
p_value
≤0.01
reduced_urea_after_6_cycles → -17.9mg/dl
p_value
≤0.05
reduced_decline_in_egfr_after_6_cycles → 8.3ml/min/1,73m²
p_value
≤0.05
reduced_supar_after_3_cycles → -214.8pg/ml
p_value
≤0.05
reduced_supar_after_6_cycles → -156.6pg/ml
p_value
≤0.05
reduced_hba1c_after_6_cycles → 17% reduction
difference_of_change
-1.1%
p_value
≤0.05
reduced_homa_ir_after_6_cycles → 60% reduction
difference_of_change
-3.8
p_value
≤0.05
population
non-insulin treated participants

Mediterranean Diet (M-Diet)

method · ID: mediterranean_diet_m_diet

intervention_type: dietary

Relationships

compared_to_in_acr_change_all_patients_6_cycles → 110.3mg/g
p_value
0.45
compared_to_in_acr_change_macroalbuminuria_6_cycles → 434.0mg/g
p_value
0.23
compared_to_in_acr_change_all_patients_3_cycles → -62.5mg/g
p_value
0.45
compared_to_in_acr_change_macroalbuminuria_3_cycles → -176.2mg/g
p_value
0.47
compared_to_in_egfr_change_3_cycles → 2.4ml/min/1,73m²
p_value
0.06

Albumin-to-Creatinine Ratio (ACR)

measurement · ID: albumin_to_creatinine_ratio_acr

subgroups: all patients, microalbuminuria, macroalbuminuria

Relationships

difference_of_change_all_patients_6_cycles → 110.3mg/g
p_value
0.45
difference_of_change_microalbuminuria_6_cycles → -30.3mg/g
p_value
≤0.05
difference_of_change_macroalbuminuria_6_cycles → 434.0mg/g
p_value
0.23
difference_of_change_all_patients_3_cycles → -62.5mg/g
p_value
0.45
difference_of_change_microalbuminuria_3_cycles → -23.7mg/g
p_value
≤0.05
difference_of_change_macroalbuminuria_3_cycles → -176.2mg/g
p_value
0.47

eGFR based on cystatin C

measurement · ID: egfr_based_on_cystatin_c

unit: ml/min/1,73m²

Relationships

difference_of_change_after_6_cycles → 8.3ml/min/1,73m²
p_value
≤0.05
difference_of_change_after_3_cycles → 2.4ml/min/1,73m²
p_value
0.06

HbA1c

measurement · ID: hba1c

unit: %

Relationships

reduction_after_6_cycles → 17%
difference_of_change
-1.1%
p_value
≤0.05
change_after_3_cycles → no change

Fasting Plasma Glucose (FPG)

measurement · ID: fasting_plasma_glucose_fpg

No attributes recorded.

Relationships

change_after_6_cycles → comparable and did not change between study groups

Lipid levels (LDL, HDL, Triglycerides)

measurement · ID: lipid_levels_ldl_hdl_triglycerides

No attributes recorded.

Relationships

change_throughout_study → no change observed in FMD group compared to M-Diet group and baseline

Source positions, MinHash and extraction warnings

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Previous KU: The study defined primary and secondary endpoints, including ACR changes and metabolic markers, and detailed the statistical methods and power calculations. A sample size of 40 was determined to detect a 30% reduction in ACR, with 38 patients completing three cycles and 33 completing the full study. Analysis was conducted on an intention-to-treat basis using ANCOVA and hierarchical testing in R.

Next KU: The fasting-mimicking diet group experienced significantly greater weight loss than the Mediterranean diet group over six cycles, though body composition remained unchanged. Responders to the diet showed distinct acetylcarnitine levels and lower baseline ACR, while metabolic improvements like HOMA-IR reduction were sustained at follow-up. No significant changes were observed in dicarbonyl stress markers or DNA damage indicators.

KU 6 · source words 2,388–2,864

10 entities · 8 relationships · 5 preceding KUs available during extraction

Recorded context summary

The fasting-mimicking diet group experienced significantly greater weight loss than the Mediterranean diet group over six cycles, though body composition remained unchanged. Responders to the diet showed distinct acetylcarnitine levels and lower baseline ACR, while metabolic improvements like HOMA-IR reduction were sustained at follow-up. No significant changes were observed in dicarbonyl stress markers or DNA damage indicators.

Fasting-Mimicking Diet (FMD) group

other · ID: fasting_mimicking_diet_fmd_group

weight_loss_3_cycles: -5.6kg (-5.9%)
weight_loss_6_cycles: -7.2kg (-7.5%)
male_proportion: 71%
model_entity_type: group

Relationships

compared_to → Mediterranean Diet (M-diet) group
weight_loss_3_cycles_diff
significant
weight_loss_6_cycles_diff
significant
showed_no_change_in → body composition
adjustment
adjusted for weight loss

Mediterranean Diet (M-diet) group

other · ID: mediterranean_diet_m_diet_group

weight_loss_3_cycles: -0.7kg (-0.8%)
weight_loss_6_cycles: -1.1kg (-1.2%)
male_proportion: 74%
model_entity_type: group

Relationships

showed_no_change_in → body composition
adjustment
adjusted for weight loss

FMD responders

other · ID: fmd_responders

definition: at least 30% improvement in ACR
baseline_acr: 85.7mg/g
acetylcarnitine_change: increased after three diet cycles
model_entity_type: subgroup

Relationships

compared_to → FMD non-responders
baseline_acr_diff
significant
showed_no_difference_in → anthropometric and metabolic parameters
showed_no_difference_in → medication at baseline and throughout study

FMD non-responders

other · ID: fmd_non_responders

baseline_acr: 271mg/g
model_entity_type: subgroup

Relationships

No relationships recorded.

M-Diet responders

other · ID: m_diet_responders

baseline_acr: 55.5mg/g
model_entity_type: subgroup

Relationships

No relationships recorded.

M-Diet non-responders

other · ID: m_diet_non_responders

baseline_acr: 563.0mg/g
model_entity_type: subgroup

Relationships

No relationships recorded.

plasma MG-H1

other · ID: plasma_mg_h1

reduction_3_cycles: 62%
model_entity_type: biomarker

Relationships

not_associated_with → change in ACR

HOMA-IR

other · ID: homa_ir

follow_up_change: -1.9 [-3.7, -0.1]
follow_up_significance: P≤0.05
model_entity_type: biomarker

Relationships

sustained_at → follow-up

body weight

measurement · ID: body_weight

follow_up_change: no change compared to baseline

Relationships

No relationships recorded.

antihyperglycemic medication

other · ID: antihyperglycemic_medication

follow_up_status: increased for all but three FMD participants
model_entity_type: treatment

Relationships

No relationships recorded.

Source positions, MinHash and extraction warnings

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Previous KU: The study attributes participant withdrawal to Covid-19 pandemic restrictions and notes comparable baseline anthropometric and metabolic measures between groups. The fasting-mimicking diet (FMD) significantly reduced albumin-to-creatinine ratio (ACR) in patients with microalbuminuria after three and six cycles, while showing no significant difference in the macroalbuminuria subgroup. FMD also improved urea levels, cystatin C-based eGFR, suPAR, and HbA1c compared to the Mediterranean diet, though fasting plasma glucose and lipid levels remained unchanged.

Next KU: The fasting-mimicking diet was well tolerated with no severe adverse effects and comparable hypoglycemic rates to the Mediterranean diet. The intervention allowed for significant reductions in antihyperglycemic and antihypertensive medications in the FMD group, while the M-Diet group required medication increases. Blood ketones increased three-fold in the FMD group, while the M-Diet group maintained high compliance scores.

KU 7 · source words 2,865–3,363

8 entities · 12 relationships · 6 preceding KUs available during extraction

Recorded context summary

The fasting-mimicking diet was well tolerated with no severe adverse effects and comparable hypoglycemic rates to the Mediterranean diet. The intervention allowed for significant reductions in antihyperglycemic and antihypertensive medications in the FMD group, while the M-Diet group required medication increases. Blood ketones increased three-fold in the FMD group, while the M-Diet group maintained high compliance scores.

fasting-mimicking diet

method · ID: fasting_mimicking_diet

tolerability: well tolerated
adverse_effect_rate: 71% to 95% reported no effects
common_symptoms: weakness, muscle pain, dizziness, headache
severe_adverse_effects: none reported

Relationships

causes_ketone_increase → blood ketones
fold_increase
3-fold
p_value
P≤0.001
enables_medication_reduction → antihyperglycemic medication
reduction_rate_3_cycles
57%
reduction_rate_6_cycles
67%
enables_medication_reduction → antihypertensive medication
reduction_rate_3_cycles
10%
reduction_rate_6_cycles
10%

mediterranean diet

method · ID: mediterranean_diet

compliance_score: 6.1 MDS

Relationships

requires_medication_increase → antihyperglycemic medication
increase_rate_3_cycles
5%
increase_rate_6_cycles
21%
requires_medication_increase → antihypertensive medication
increase_rate_3_cycles
5%
increase_rate_6_cycles
10%

blood ketones

measurement · ID: blood_ketones

fmd_3_cycles: 0.50 mmol [0.32, 0.68]
fmd_6_cycles: 0.50 mmol [0.25, 0.75]

Relationships

increased_by → fasting-mimicking diet

hypoglycemic episodes

event · ID: hypoglycemic_episodes

fmd_grade_1: 10%
m_diet_grade_1: 11%
fmd_grade_2: 5%
m_diet_grade_2: 11%

Relationships

comparable_between → fasting-mimicking diet and mediterranean diet

albumin-to-creatinine ratio

measurement · ID: albumin_to_creatinine_ratio

No attributes recorded.

Relationships

reversed_to_baseline_at_follow_up → fasting-mimicking diet

MG-H1 plasma levels

measurement · ID: mg_h1_plasma_levels

No attributes recorded.

Relationships

reversed_to_baseline_at_follow_up → fasting-mimicking diet
transient_reduction_observed → fasting-mimicking diet

suPAR

measurement · ID: supar

No attributes recorded.

Relationships

transient_reduction_observed → fasting-mimicking diet

HOMA-IR

measurement · ID: homa_ir

No attributes recorded.

Relationships

sustained_improvement_observed → fasting-mimicking diet

Source positions, MinHash and extraction warnings

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Previous KU: The fasting-mimicking diet group experienced significantly greater weight loss than the Mediterranean diet group over six cycles, though body composition remained unchanged. Responders to the diet showed distinct acetylcarnitine levels and lower baseline ACR, while metabolic improvements like HOMA-IR reduction were sustained at follow-up. No significant changes were observed in dicarbonyl stress markers or DNA damage indicators.

Next KU: FMD-induced reductions in microalbuminuria were reversed after refeeding and did not affect patients with macroalbuminuria, unlike SGLT-2 inhibitors. Improved metabolic control was achieved through reduced medication requirements, though weight loss and glycemic control alone do not fully explain the antialbuminuric effect. Responders were distinguished by specific acylcarnitine and amino acid profiles, with glycine potentially offering renal protection.

KU 8 · source words 3,364–3,841

9 entities · 10 relationships · 7 preceding KUs available during extraction

Recorded context summary

FMD-induced reductions in microalbuminuria were reversed after refeeding and did not affect patients with macroalbuminuria, unlike SGLT-2 inhibitors. Improved metabolic control was achieved through reduced medication requirements, though weight loss and glycemic control alone do not fully explain the antialbuminuric effect. Responders were distinguished by specific acylcarnitine and amino acid profiles, with glycine potentially offering renal protection.

fasting-mimicking diet

method · ID: fasting_mimicking_diet

effect_on_microalbuminuria: reduces ACR levels
effect_on_macroalbuminuria: no change in ACR levels
effect_on_medication: Significant reduction in the use of medications to lower blood sugar and blood pressure.
effect_on_metabolic_control: improved
effect_on_albuminuria_persistence: not sustained after refeeding

Relationships

comparable_to → SGLT-2 inhibitors
context
reduction in microalbuminuria
contrasted_with → SGLT-2 inhibitors
context
lack of effect in macroalbuminuria

SGLT-2 inhibitors

method · ID: sglt_2_inhibitors

effect_on_microalbuminuria: reduces ACR levels
effect_on_macroalbuminuria: reduces ACR levels

Relationships

No relationships recorded.

microalbuminuria

other · ID: microalbuminuria

pathogenesis: pathogenic events targeting vasculature, glomerulus, and tubular cells
model_entity_type: condition

Relationships

affected_by → fasting-mimicking diet

macroalbuminuria

other · ID: macroalbuminuria

pathogenesis: Fibrosis and loss of the normal structure of the kidneys have been observed.
model_entity_type: condition

Relationships

not_affected_by → fasting-mimicking diet

acetylcarnitine

measurement · ID: acetylcarnitine

source: Strong activation of lipolysis during a prolonged fasting period
role: marker of high compliance or substrate for renal metabolism

Relationships

discriminates → FMD responders and non-responders

glycine

measurement · ID: glycine

source: increased concentration in responders
protective_effect: protects against renal tubular injury

Relationships

discriminates → FMD responders and non-responders
potentially_enhances → Glo-1 activity

Glo-1 activity

measurement · ID: glo_1_activity

status_in_study: no change observed in WBC

Relationships

potentially_enhanced_by → glycine

ketogenesis

other · ID: ketogenesis

role: orchestrates nephroprotective effects of SGLT-2 inhibitors
mechanism: shifts energy metabolism to ketolysis
model_entity_type: biological_process

Relationships

induced_by → SGLT-2 inhibitors

fatty acid oxidation

other · ID: fatty_acid_oxidation

role: nephroprotective effect
model_entity_type: biological_process

Relationships

explained_by → kidney metabolism reliance on lipolysis and ketone bodies

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Previous KU: The fasting-mimicking diet was well tolerated with no severe adverse effects and comparable hypoglycemic rates to the Mediterranean diet. The intervention allowed for significant reductions in antihyperglycemic and antihypertensive medications in the FMD group, while the M-Diet group required medication increases. Blood ketones increased three-fold in the FMD group, while the M-Diet group maintained high compliance scores.

Next KU: The study found that fasting-mimicking diet did not activate key dicarbonyl detoxification pathways or repair DNA damage, potentially explaining the rapid return of albuminuria after the intervention. The lack of change in methylglyoxal and hydroxyacetone suggests that metabolic shifts were more complex than simple caloric restriction. The study highlights the clinical importance of fasting in type 2 diabetes while noting limitations such as the isocaloric control diet and the need for longer intervention periods.

KU 9 · source words 3,842–4,333

18 entities · 22 relationships · 8 preceding KUs available during extraction

Recorded context summary

The study found that fasting-mimicking diet did not activate key dicarbonyl detoxification pathways or repair DNA damage, potentially explaining the rapid return of albuminuria after the intervention. The lack of change in methylglyoxal and hydroxyacetone suggests that metabolic shifts were more complex than simple caloric restriction. The study highlights the clinical importance of fasting in type 2 diabetes while noting limitations such as the isocaloric control diet and the need for longer intervention periods.

plasma methylglyoxal

measurement · ID: plasma_methylglyoxal

change_status: no change

Relationships

evidenced_by → lack of increase in Glo-1 activity or pGlo-1 expression in WBC

dicarbonyl detoxification

other · ID: dicarbonyl_detoxification

improvement_status: no improvement
model_entity_type: biological_process

Relationships

evidenced_by → lack of increase in Glo-1 activity or pGlo-1 expression in WBC

Glo-1 activity

measurement · ID: glo_1_activity

change_status: no increase

Relationships

measured_in → WBC

pGlo-1 expression

measurement · ID: pglo_1_expression

change_status: no increase

Relationships

measured_in → WBC

hydroxyacetone

measurement · ID: hydroxyacetone

change_status: no change

Relationships

reflects → alternative MG detoxification pathways
measured_in → RBC

aldo-keto reductase

other · ID: aldo_keto_reductase

model_entity_type: enzyme

Relationships

part_of → alternative MG detoxification pathways

DNA-damage/repair

other · ID: dna_damage_repair

reconstitution_status: no reconstitution
model_entity_type: biological_process

Relationships

potential_explanation_for → rapid increase of ACR after termination of FMD

suPAR

measurement · ID: supar

change_status: fast increase after FMD

Relationships

marker_of → accelerated aging and senescence
supports_explanation_for → rapid increase of ACR after termination of FMD

Fasting-Mimicking Diet (FMD)

method · ID: fasting_mimicking_diet_fmd

duration_requirement: A longer treatment period may be necessary to reverse the kidney damage.

Relationships

did_not_activate → defense pathways to control nephropathy
showed_different_response_in → MG-H1 reduction after three but not after six cycles

MG-H1 reduction

measurement · ID: mg_h1_reduction

response_pattern: Different depending on three, but not on six, FMD cycles.

Relationships

suggests → sustained redirection of metabolism during FMD
unlikely_due_to → reduced energy intake during FMD

randomized controlled design

method · ID: randomized_controlled_design

novelty: first time exploring clinical importance of fasting in type 2 diabetes patients

Relationships

No relationships recorded.

hypoglycemia

event · ID: hypoglycemia

severity: no episodes of severe

Relationships

No relationships recorded.

hypotension

event · ID: hypotension

severity: no episodes of severe

Relationships

No relationships recorded.

isocaloric diet

method · ID: isocaloric_diet

group: control group

Relationships

contrasts_with → caloric restriction of the FMD
showed → mild weight loss

weight loss

measurement · ID: weight_loss

FMD_group_status: higher and significant compared to baseline and control group

Relationships

persistent_at → refeeding (one week after FMD)
less_likely_to_affect → reduction of albuminuria

glycemia

measurement · ID: glycemia

control_status: strictly controlled

Relationships

comparable_between → study groups throughout the study

blood pressure

measurement · ID: blood_pressure

control_status: strictly controlled

Relationships

comparable_between → study groups throughout the study

albuminuria

measurement · ID: albuminuria

overall_group_change: no significant change after FMD treatment

Relationships

significant_reduction_in → subgroup analysis of patients with microalbuminuria
baseline_levels_predict → development of diabetic nephropathy in type 2 diabetes

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Previous KU: FMD-induced reductions in microalbuminuria were reversed after refeeding and did not affect patients with macroalbuminuria, unlike SGLT-2 inhibitors. Improved metabolic control was achieved through reduced medication requirements, though weight loss and glycemic control alone do not fully explain the antialbuminuric effect. Responders were distinguished by specific acylcarnitine and amino acid profiles, with glycine potentially offering renal protection.

Next KU: The study acknowledges limitations including a small sample size and the absence of kidney biopsies to assess renal cell metabolism. It concludes that fasting-mimicking diet cycles can be integrated into clinical practice to reduce albuminuria and improve metabolic control in type 2 diabetes patients. The lack of change in dicarbonyl detoxification and DNA-damage markers suggests that longer intervention periods may be necessary to prevent albuminuria relapse.

KU 10 · source words 4,334–4,701

5 entities · 11 relationships · 9 preceding KUs available during extraction

Recorded context summary

The study acknowledges limitations including a small sample size and the absence of kidney biopsies to assess renal cell metabolism. It concludes that fasting-mimicking diet cycles can be integrated into clinical practice to reduce albuminuria and improve metabolic control in type 2 diabetes patients. The lack of change in dicarbonyl detoxification and DNA-damage markers suggests that longer intervention periods may be necessary to prevent albuminuria relapse.

small sample size

other · ID: small_sample_size

impact: may play a role in study results
model_entity_type: limitation

Relationships

requires_future_study_in → larger cohorts

fasting-mimicking diet (FMD)

method · ID: fasting_mimicking_diet_fmd

status: proof-of-concept-study

Relationships

integrated_into → clinical practice
complementary_to → current guidelines
leads_to_reduction_in → ACR in type 2 diabetes patients with microalbuminuria
leads_to_improvement_in → glycemic and blood pressure control
leads_to_sustained_reduction_in → insulin resistance
condition
adjusted for weight loss

dicarbonyl detoxification and DNA-damage/repair markers

measurement · ID: dicarbonyl_detoxification_and_dna_damage_repair_markers

change_status: lack of changes

Relationships

explains → relapse of albuminuria after six FMD cycles
suggests_need_for → longer intervention periods

markers of incomplete lipid oxidation

measurement · ID: markers_of_incomplete_lipid_oxidation

effect_status: distinct effects

Relationships

observed_in → patients showing improvement of albuminuria
may_help_develop → new therapeutic strategies

kidney biopsies

other · ID: kidney_biopsies

collection_status: not collected
model_entity_type: procedure

Relationships

limits_exploration_of → renal cell metabolism

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Previous KU: The study found that fasting-mimicking diet did not activate key dicarbonyl detoxification pathways or repair DNA damage, potentially explaining the rapid return of albuminuria after the intervention. The lack of change in methylglyoxal and hydroxyacetone suggests that metabolic shifts were more complex than simple caloric restriction. The study highlights the clinical importance of fasting in type 2 diabetes while noting limitations such as the isocaloric control diet and the need for longer intervention periods.

Next KU: End of paper