Results 151 to 160 of about 175,171 (334)

COSMOS 2044. Experiment K-7-19. Pineal physiology in microgravity: Relation to rat gonadal function [PDF]

open access: yes
It is now known that the pineal organ can interact with many endocrine and nonendocrine tissues in a regulatory fashion. Given its key role in the regulation of melatonin synthesis, its high concentration, and that its levels may persist longer than the ...
Asadi, H.   +3 more
core   +1 more source

Metformin Restores Mitochondrial Function and Neurogenesis in POLG Patient‐Derived Brain Organoids

open access: yesAdvanced Science, EarlyView.
Patient‐derived POLG‐mutant cortical organoids reveal neuronal subtype‐specific mitochondrial and synaptic defects, with dopaminergic neurons most affected. Metformin treatment restores neuronal identity, mitochondrial function, and excitability, increased mtDNA maintenance, and reprogrammed metabolism via TCA and redox pathways.
Zhuoyuan Zhang   +6 more
wiley   +1 more source

Barnes Hospital Bulletin [PDF]

open access: yes, 1966
https://digitalcommons.wustl.edu/bjc_barnes_bulletin/1001/thumbnail ...

core   +1 more source

Cancer Immunotherapy via Disruption of Integrin αvβ3 and CD47 Costabilization on Cancer Cell Surface

open access: yesAdvanced Science, EarlyView.
This study identifies a cancer‐specific interaction between CD47 and integrin αvβ3 that facilitates immune evasion. A rationally designed peptide, PSFL‐NK13, disrupts this axis, enhancing macrophage‐mediated phagocytosis and suppressing tumor growth without inducing anemia.
Peng‐Cheng Yu   +12 more
wiley   +1 more source

Replacing BPA: Structural Substitutes BPAF Binding to the Progesterone Receptor Elevates Breast Cancer Risk

open access: yesAdvanced Science, EarlyView.
This study demonstrates that bisphenol analogues, particularly BPAF, bind to progesterone receptor, promoting breast cancer cell proliferation, migration, and mammary tumor growth, indicating that bisphenol A substitutes may pose equal or greater health risks.
Xiaotong Ji   +8 more
wiley   +1 more source

Epigenetic Targeting of Senescent Cells Prevents the Deleterious Effects of Obstructive Sleep Apnea on Growing Skeleton

open access: yesAdvanced Science, EarlyView.
Chronic intermittent hypoxia induces premature senescence of osteoprogenitor cells in long bone metaphysis via HIF1α‐mediated EZH2‐H3k27me3 downregulation, leading to impaired bone growth. Restoration of H3K27me3 level via UTX inhibition rescues osteogenesis and growth impairment in young mice.
Xiaonan Liu   +7 more
wiley   +1 more source

A Patient‐Derived Organoid Biobank of Adamantinomatous Craniopharyngioma as a Platform for Drug Discovery

open access: yesAdvanced Science, EarlyView.
This study successfully establishes adamantinomatous craniopharyngioma (ACP) patient‐derived organoids (PDOs) that preserve the histopathological and genetic features of the original tumors. Through drug sensitivity assays and subsequent mechanistic analyses, the study demonstrates that Ceritinib exerts its inhibitory effects on ACP PDO growth by ...
Huarong Zhang   +15 more
wiley   +1 more source

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