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This article explores various skin reactions linked to COVID-19, including "COVID toes" and other rashes, which tend to appear in mild cases, while severe conditions like livedo reticularis are more often seen in critically ill patients, according to medical experts.

In this study, a case of chronic skin ulcer due to livedoid vasculopathy fully healed following hair-follicle transplantation, suggesting potential effectiveness of this treatment approach.

This summary presents papers from the British Society for Dermatopathology but does not report new scientific findings or results.

This study demonstrates that Krt15 marks long-lived, multipotent, and injury-resistant crypt cells in the small intestine, which may serve as the cell of origin in intestinal cancer.

This study found that Hopx labels a long-lived progenitor population in hair follicles, which contributes to hair follicle stem cell homeostasis and has an alternative origin from previously thought progenitors.

This study found that nursing women in the West Bank of Palestine who lived in cities and consumed energy beverages had higher blood zinc levels.

This study found that among women with PCOS in Haryana, a larger proportion lived in urban areas, suggesting lifestyle and dietary factors may influence prevalence.

This study reports an increase in the frequency and variety of skin conditions associated with COVID-19, noting that milder cases often present with pernio-like lesions, while severe cases may involve livedo racemosa, retiform purpura, and acral ischemia.

This study identified Lgr5 and Lgr6 as receptors expressed by small populations of stem cells in various adult organs, with Lgr5+ve cells forming long-lived organoids in certain mouse models.

In this study, most patients who underwent endoscopic brow-lift reported being satisfied with the procedure, noting improvements in appearance and confidence, with minimal and short-lived side effects.

This study found that from 1990 to 2021, the global age-standardized prevalence, incidence, and years lived with disability of alopecia areata decreased, with females being more affected, and highlighted the importance of addressing psychological disorders in children with alopecia areata under age 14.

In this review, the authors report that topical minoxidil effectively stimulates hair growth in androgenic alopecia and to a lesser extent in nasal alopecia, particularly in early stages, with minimal and typically short-lived adverse skin reactions, but no systemic side effects.

In this study, researchers observed that patients with chronic telogen effluvium residing in fluoride-endemic areas had higher mean serum fluoride levels than those who lived there for less than five years, suggesting a possible link between elevated fluoride levels and increased hair shedding.

This review discusses the roles of resident macrophages in the liver and lung, emphasizing their unique contributions to maintaining tissue homeostasis and the interface between circulation and external environments, but reports no new findings.

Different skin conditions show distinct types of vessel inflammation, a new quality of life index for vulval disease is reliable, a certain intrauterine system might be linked to chronic vaginal yeast infections, and oral minoxidil reduces hair loss in women.

Skin problems can indicate different diseases inside the body.

This study highlights that the skin can serve as a marker for systemic health during COVID-19 by showing symptoms like rashes and pigmentary changes, while also emphasizing dermatologists' key role in diagnosing COVID-induced and vaccine-related skin issues to enhance patient care and address vaccine hesitancy.

This study identified distinct trichoscopic and histopathological features of telogen effluvium following COVID-19 infection, with trichoscopic vascular patterns correlating with the severity of the initial infection.

Different types of long-lasting stem cells are responsible for the growth and upkeep of the mammary gland.

This study found that a sunscreen with oxothiazolidine and δ-tocopheryl glucoside provided complementary oxidative protection, with immediate but brief effects from oxothiazolidine and prolonged effects from the slower-absorbing δ-tocopheryl glucoside.

This study found that participants with HR-positive/HER2-negative advanced or metastatic breast cancer treated with sacituzumab govitecan had better quality of life and longer survival compared to standard chemotherapy recipients.

This research found that heavy metal concentrations of arsenic, lead, cadmium, and iron were significantly higher in human hair samples from 100 years ago compared to today's levels in southern Poland, with a median decrease of 69–95%.

This article discusses factors influencing hair greying, such as thyroid hormone levels and postmenopausal changes, and suggests lifestyle adjustments for hair health; it reports no new clinical findings.

This review discusses various skin manifestations associated with COVID-19, emphasizing their potential role in early diagnosis and management of the infection, but reports no new clinical findings.

This review focuses on the various skin symptoms associated with COVID-19 but reports no new clinical findings.

This review describes the various cutaneous manifestations of essential thrombocythemia and how treatments like hydroxycarbamide, interferon-alfa, and anagrelide may lead to skin complications, but does not report new clinical findings.

This review examines the skin manifestations associated with COVID-19 but reports no new clinical findings, emphasizing the need for differential diagnoses to correlate skin symptoms with the virus.

This study reported that COVID-19 skin manifestations, such as exanthema and chilblains, varied in timing but resolved positively with proper treatment.

This review discusses the various skin manifestations of COVID-19, aiming to improve early detection and treatment but reports no new clinical results.

COVID-19 can cause various skin issues, including rashes and 'COVID toes', and may worsen autoimmune diseases or affect men with baldness more severely.