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This review examined how COVID-19 infection and vaccination might affect sexual activity, sex hormones, and menstrual cycles in men and women, and found no evidence of COVID-19 transmission via semen.

This review discusses the potential of hair follicle stem cells as a novel source for cell therapy in neurodegenerative disorders, but it reports no new clinical results.

This study reviews the complex pathophysiological mechanisms of long COVID and suggests a "treatable trait" approach for targeted interventions based on these mechanisms.

In this study, researchers found that the human hair follicle microbiota vary by anatomical compartment and donor age, with specific microbes like S. epidermidis potentially influencing hair follicle functions, which suggests new avenues for therapeutic targeting.

This review provides an overview of caffeine's effects on cancer, cardiovascular, immunological, inflammatory, and neurological diseases, highlighting both its potential benefits, such as neuroprotection and anti-aging, and possible adverse effects like elevated blood pressure, anemia, and migraine.

This study identified Activin A and follistatin as key regulators of hair cell differentiation in the mammalian auditory sensory epithelium, with Activin A signaling influencing the timing and pattern of cell differentiation.

This review reports that sodium alginate-based hydrogels show promise in biomedical applications due to their biocompatibility and versatility, but challenges such as mechanical strength and stability remain, highlighting the need for continued research to facilitate their clinical transition.

This article reviews current knowledge and research gaps on growth hormone in hair follicle biology, highlighting its complex role and suggesting further exploration to reveal nonclassical skin functions.

This study found diverse responses to the androgen dihydrotestosterone in rodent tissues, with most androgen-regulated processes being specific to particular tissues.

This review discusses the potential role of nutraceuticals in preventing and treating COVID-19 and post-COVID syndrome, but reports no new clinical findings; the authors highlight the need for further research.

This review outlines the role of mechanical forces in the development of sensory organs like eyes and ears, emphasizing insights from recent animal studies and microfabricated organoid systems; it presents no new experimental results.

This review discusses the role of telomere length dynamics in hair follicle biology and reports no new clinical findings, emphasizing the need for further research in humans.

This article reviews sPLA2-mediated phospholipid metabolism using sPLA2 transgenic/knockout mice and lipid mass spectrometry, offering insights into the distinct roles of sPLA2 enzymes in various biological events.

This study highlights that while hair follicle cycling is primarily influenced by growth factors like IGF-1 and Wnt signals, the role of cytokines in normal human hair growth and cycling is less understood.

In this study, intranasal delivery of hair follicle-derived stem cells improved neurological function and reduced brain damage in a rat model of ischemic stroke.

This review examines the potential of mesenchymal stem/stromal cells in treating and possibly preventing allergic diseases, and reports no new clinical results.

This study found that Cannabidivarin (CBDV) promotes neuronal differentiation and inhibits oligodendrocyte maturation via TRPV1 modulation, highlighting its potential in neural stem cell research.

In this study, a community pharmacy-based intervention in Serbia was associated with significant improvements in clinical symptoms for patients with post-COVID syndrome.

This review reported that despite identifying over 200 symptoms associated with long COVID, significant gaps and controversies remain in understanding its diagnosis, pathophysiology, risk factors, and the impact of viral strains and vaccination.

This review evaluates the potential of natural products from marine microorganisms for cosmetic applications and reports no new experimental results, highlighting challenges and prospects in their use.

This review summarizes 25 small molecule drugs with in vitro and in vivo data for COVID-19 treatment, highlighting their structural diversity and potential to guide future antiviral discovery.

This study used transgenic mice to show that disrupting TGF-β signaling in K14+ progenitor cells led to increased stem cell proliferation in the tongue.

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 study found that using three-dimensional cell culture with Matrigel enhances the biological function and stemness of stem cells, leading to improved soft tissue repair and healing by activating the host microenvironment and autologous stem cells.

This review discusses various types of stem cells used in regenerative medicine, including adult stem cells and induced pluripotent stem cells (iPSCs), and evaluates them based on their embryonic tissue origins to explore new therapeutic approaches.

This study found that combining ASA with conditioned medium from adipose tissue-derived MSCs may offer a promising approach for protecting against hippocampal injuries, suggesting potential synergistic therapeutic benefits that merit further investigation.

This review discusses the patterns and regulatory mechanisms of keratin expression in various biological conditions and reports no new experimental results.

This review discusses the composition, preparation, and applications of autologous platelet and extracellular vesicle-rich plasma, highlighting its potential benefits and the need for further research, but it reports no new clinical findings.

This study suggests that the CXCL8 gene may regulate cashmere fineness in Liaoning cashmere goats, providing new insights into the cellular mechanisms of cashmere growth and quality.