August 13 in Longevity and AI

Gathered globally: 8, selected: 7.

The News Aggregator is an artificial intelligence system that gathers and filters global news on longevity and artificial intelligence, and provides tailored multilingual content of varying sophistication to help users understand what's happening in the world of longevity and AI.


The LEV Foundation initiates RMR2, applying eight damage‐repair interventions to midlife mice with rapamycin baseline and exercise to assess lifespan and healthspan improvements.

Key points

  • RMR2 begins mid-life (18–20 months) in C57BL/6J mice with rapamycin baseline and voluntary exercise to assess rejuvenation capacity.
  • Eight interventions—including D-PUFAs, recombinant serum albumin, MSCs, partial reprogramming, IL-11 blockade, CASIN, LC-FACS inhibition, and oxytocin—target molecular and cellular aging mechanisms.
  • Twenty treatment combinations across male and female cohorts (50 mice each, 2000 total) evaluate lifespan, morbidity, and functional decline metrics.

Why it matters: By testing combined molecular repair interventions in aged mice, RMR2 may reveal synergistic anti‐aging therapies to revolutionize longevity medicine.

Q&A

  • Why include rapamycin across all groups?
  • What are deuterated polyunsaturated fatty acids (D-PUFAs)?
  • How does partial cellular reprogramming rejuvenate tissues?
  • What is LC-FACS-based selective senolysis?
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Carboncopies Foundation alongside neuroscience and AI research groups detail a stepwise process for whole brain emulation: high-resolution connectome mapping, dynamic activity recording, computational reconstruction, and software-based simulation to achieve digital continuity of mind.

Key points

  • High-resolution electron microscopy and AI-driven analysis capture connectomes of small and mammalian brains.
  • Functional connectomics integrates structural wiring diagrams with in vivo activity recordings for accurate emulation.
  • Two procedural methods—destructive scan-and-copy and non-destructive gradual replacement—are proposed to transfer human consciousness.

Why it matters: Developing whole brain emulation could redefine life extension and AI, unlocking unprecedented insights into consciousness and transforming neuroscience research.

Q&A

  • What is whole brain emulation?
  • Why is the connectome important?
  • How do scan-and-copy and gradual replacement differ?
  • What technical challenges remain for WBE?
  • Is digital immortality guaranteed?
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Uploading Minds: The Race for Whole Brain Emulation (WBE) and Its Profound Implications

YouthRx, a Chicago-based wellness brand, introduces its Daily Longevity Mix, a curated single-scoop powder that consolidates 19 clinically referenced compounds—ranging from NAD+ precursors and amino acids to antioxidants and vitamins—into a palatable mix. This formula aims to streamline supplement regimens by offering comprehensive cellular energy and structural support within one daily serving.

Key points

  • Formulates 19 clinically referenced compounds, including NAD+ precursors and pterostilbene, at research-aligned dosages.
  • Delivers comprehensive mitochondrial, structural, and antioxidant support in a single-scoop powder optimized for mixability and flavor.
  • Targets multiple aging pathways—cellular energy, collagen synthesis, redox balance—within one daily serving to streamline anti-aging routines.

Why it matters: This all-in-one mix simplifies complex supplement regimens and supports cellular energy, structural integrity, and antioxidant defense within a single daily dose.

Q&A

  • What is nicotinamide riboside?
  • How does a clean-label product differ from others?
  • Can one mix really replace multiple supplements?
  • Why include antioxidants like pterostilbene?
  • How do delivery and mixability impact efficacy?
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YouthRx Daily Longevity Mix Review: 2025 Anti-Aging Trend | PressRelease.com

PlacidWay’s partner clinics in Colombia deliver anti-aging stem cell therapies for $4,000–$15,000, leveraging autologous or donor-derived mesenchymal cells. The treatment protocol encompasses initial consultations, pre-treatment diagnostics, cell harvesting from adipose or bone marrow sources, processing, and administration by infusion or targeted injections. Comprehensive packages often include post-procedure follow-up, accommodations, and airport transfers. Undertaken by accredited facilities under INVIMA oversight, these therapies aim to regenerate tissues and improve skin quality with minimal downtime.

Key points

  • Treatment cost ranges from $4,000 to $15,000, influenced by stem cell type, session count, and clinic reputation.
  • Therapies use mesenchymal stem cells harvested autologously from adipose or bone marrow or allogeneically from umbilical cord under GMP.
  • Administration occurs via intravenous infusions or localized injections; outcomes include improved skin quality, tissue regeneration, and minimal downtime.

Why it matters: Lower-cost stem cell anti-aging therapies in Colombia democratize access to regenerative medicine, potentially accelerating adoption and improving patient outcomes worldwide.

Q&A

  • What are mesenchymal stem cells?
  • How do autologous and allogeneic stem cell therapies differ?
  • What regulations ensure safety of these treatments in Colombia?
  • What potential side effects can patients expect?
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Researchers at the First Affiliated Hospital of Xinjiang Medical University developed an XGBoost-based ML model using electronic medical records from over 18,000 atrial fibrillation patients to predict in-hospital cardiac mortality. They selected 79 clinical variables, applied downsampling and fivefold cross-validation, and used SHAP for interpretability, achieving high precision, accuracy, and AUC.

Key points

  • XGBoost applied to EMR data from 18,727 AF patients achieved AUC 0.964 (training) and 0.932 (validation).
  • Data processing included downsampling to balance classes, median imputation for <3% missingness, and removal of highly correlated variables.
  • SHAP analysis identified thyroid function indices, procalcitonin, NT-proBNP, and INR as top predictors for in-hospital cardiac mortality.

Why it matters: This interpretable XGBoost model offers precise risk stratification, enabling clinicians to identify high-mortality atrial fibrillation patients and optimize in-hospital interventions.

Q&A

  • What is XGBoost?
  • How does SHAP explain model predictions?
  • Why is class imbalance important in this study?
  • What role do thyroid hormones play in model predictions?
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Machine learning model for predicting in-hospital cardiac mortality among atrial fibrillation patients

Researchers at Duke-NUS Medical School introduce FairFML, a model-agnostic framework integrating a fairness penalty into federated learning (FedAvg/Per-FedAvg) to mitigate gender disparities in out-of-hospital cardiac arrest prediction, achieving up to 90% fairness gains with minimal AUC loss.

Key points

  • FairFML integrates a convex λ-weighted fairness loss into FedAvg and Per-FedAvg to reduce gender bias by up to 90% in federated cardiac arrest models.
  • Validation on 7,425 OHCA episodes partitioned across 4–6 heterogeneous sites shows FairFML maintains predictive AUC within 0.02 of centralized models.
  • The model-agnostic framework supports logistic regression to deep learning, offering scalable bias mitigation without sharing raw patient data.

Why it matters: Embedding fairness constraints into federated learning enables equitable AI-driven healthcare delivery across institutions without sacrificing performance.

Q&A

  • What is federated learning?
  • How does FairFML improve fairness?
  • What fairness metrics are used?
  • Why is convexity important?
  • What trade-offs does FairFML introduce?
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FairFML: fair federated machine learning with a case study on reducing gender disparities in cardiac arrest outcome prediction

A research team at Gyeongbuk National University demonstrates that caged European honey bee workers fed undiluted corn syrup exhibit a 26.5-day LT50, outperforming other sugars by enhancing hypopharyngeal gland development, gene expression, and gut microbiome balance to bolster colony resilience.

Key points

  • Feeding method: Undiluted corn syrup provided ad libitum to caged Apis mellifera workers.
  • Survival metric: Corn syrup group achieved highest LT50 at 26.5 days compared to other carbohydrates.
  • Physiological effects: CS increased HPG acini size, upregulated Ilp2 and Vg, and altered gut microbiome diversity.

Why it matters: This work reveals a simple dietary intervention that significantly extends worker bee lifespan and gland function, potentially improving colony resilience.

Q&A

  • What is LT50 in bee studies?
  • Why focus on hypopharyngeal glands (HPGs)?
  • How does corn syrup differ from high-fructose corn syrup?
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Impact of carbohydrate sources on the longevity and physiological traits of the European honey bee workers