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This study using Mendelian randomization in UK Biobank data suggests that lifelong increased free testosterone may have mixed effects, including increased bone density and prostate cancer risk, warranting well-powered trials to address uncertainties.

This review assesses existing knowledge about the 17q21.31 inversion polymorphism, highlighting its genetic structure differences across ancestries, associations with various diseases, and implications for precision medicine and drug discovery.

Male infertility and genitourinary birth defects are often linked to genetic issues.

Botulinum A toxin injections reduced pain and promoted hair regrowth in a woman with a rare form of alopecia areata.

This review discusses the potential of mesenchymal stem/stromal cells and their exosomes in promoting wound healing and skin regeneration, but reports no new experimental results.

This review discusses the phytochemistry and pharmacological activities of Perilla frutescens, detailing its bioactive compounds and their potential health benefits, but reports no new clinical results.

Neurosteroids in the brain can increase or decrease seizure risk in mice.

This review highlights the possibility of safely altering hair color through innovative cosmetics by targeting key biological processes in hair follicles, using insights from mammalian pigmentation studies and drug-induced hair color changes as potential pathways.

This study found that silencing the circular RNA circNlgn in mice reduced doxorubicin-induced cardiofibrosis and cardiomyocyte apoptosis, suggesting potential therapeutic strategies for minimizing heart-related side effects in cancer treatment.

This study highlights the diverse applications of *Perilla frutescens* in traditional medicine, cuisine, and industrial settings, noting its significant antioxidant and antimicrobial properties in experimental models, as well as research efforts to enhance its bioactive content and ensure safety and standardization.

This review examines drug repositioning as a strategy for combating bacterial infections, highlighting its potential to address multidrug-resistant strains and antibiotic resistance by analyzing safety profiles, synergistic combinations, and promising results for drugs initially used for other conditions.

This review discusses the therapeutic effects of stem cell therapy in various diseases and emphasizes the need for controlled differentiation and further large-scale trials, but reports no new findings.

This study suggests that rapamycin, but not acarbose, can delay age-related loss of cochlear outer hair cells in UM-HET3 mice at doses that increase life span.

This study found that the estrous cycle influences the effect of the δ-GABAAR agonist THIP in reducing binge drinking behavior in female mice, with receptor expression elevated during diestrus.

In this study, the authors review how epigenetic regulation influences the role of iPSC-derived neural stem/progenitor cells in spinal cord injury therapy, highlighting challenges in the cells' generation, differentiation, and transplantation, and the effect of therapeutic tools on these processes.

This study found that in adolescent male rats, androgens enhance inhibitory avoidance memory, possibly by interacting with androgen receptors in the amygdala and hippocampus.

This study found that botulinum toxin type A significantly reduced skin flap necrosis in rats exposed to cigarette smoke, suggesting it may help improve flap viability in smokers.

This review discusses the chemical composition, potential health benefits, and extraction methods of red ginseng oil, and reports no new clinical results but emphasizes safety and proposed molecular mechanisms.

In this study, germ-free male mice showed altered levels of certain neuroactive steroids in the brain and periphery, suggesting microbiota may influence neuroendocrine pathways that support brain functioning.

This review discusses post-acute sequelae of SARS-CoV-2 infection, highlighting the challenges in diagnosing and managing the variety of persistent symptoms, and reports no new clinical results.

This review explores recent advancements in precise cell manipulation technologies, detailing the status, principles, benefits, limitations, and future potential of methods like single-cell manipulation and 3D bioprinting for cells and tissue engineering.

In this study, mouse models of 22q11.2 deletion syndrome showed that growth issues in small embryonic thymuses were linked to mesenchymal cells, which could be corrected by substituting with normal mesenchyme.

This study concluded that male mice are more susceptible to valproic acid-induced autism spectrum disorder than female mice, with noticeable differences in brain histoarchitecture and receptor protein levels.

This research identified key miRNAs involved in sheep fetal hair follicle development, highlighting the prolactin signaling pathway and platelet activation as critical processes in secondary follicle initiation.

This review discusses how polymers can be customized to develop biomaterials that mimic the extracellular matrix, exploring their potential in biomedical and biotechnological applications by triggering cell functions similar to natural physiological systems.

This study confirmed the antioxidant role of rosemary, suggesting its potential use in treating inflammatory and infectious skin conditions, but emphasizes that more large-scale controlled trials are necessary to fully understand its clinical impact.

This review provides a comprehensive overview of apoptosis-related molecules in head development, highlighting caspases' roles and associated abnormalities in tissues like the brain, sensory organs, skin, and bones, without reporting new results.

In this study, researchers observed that acute stress increased levels of the enzyme 5αR2 in the medial prefrontal cortex of male rats, affecting stress reactivity, but this effect was not seen in females.

This review examines the interconnected roles of bone, adipose tissue, and the central nervous system in regulating energy balance, providing no new experimental results.

This study reported that supplementing rat hair follicle stem cells with chick embryo extract enhanced their migration and proliferation, possibly promoting differentiation toward Schwann cells.