research Keratinocytes of the Upper Epidermis and Isthmus of Hair Follicles Express Hemoglobin mRNA and Protein
Skin cells and certain hair follicle areas produce hemoglobin, which may help protect against oxidative stress like UV damage.
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research Sex hormones and related compounds, including hormonal contraceptives
Exposure to certain sex hormones can increase health risks, while some hormone therapies may offer benefits for specific conditions.
research Hair care product use among pregnant women of color: protocol for a feasibility educational intervention
Educational efforts can reduce harmful chemical exposure from hair products in pregnant Women of Color.
research Dermatological drugs, topical agents, and cosmetics
Tretinoin gel is safe for sun exposure, but tacalcitol doesn't significantly improve non-segmental vitiligo.
research Adult polycystic ovary syndrome begins in childhood
Polycystic Ovary Syndrome likely starts in childhood and may be genetic and influenced by early hormone exposure.
research Heterogeneity of Polymorphous Light Eruption: A Study of 105 Patients
The study found that polymorphous light eruption varies among patients and can be distinguished from benign summer light eruption by the time it takes for symptoms to appear after sun exposure.
research 3D Modelling for Solar Erythemal UV Protection Provided by Human Hair
Human hair provides more UV protection when aligned and at higher angles, but the scalp still gets UV exposure.
research The Ecology of Human Sleep (EcoSleep) Project: Protocol for a longitudinal cohort repeated-measurement-burst study to assess the relationship between sleep determinants and sleep outcomes under real-world conditions across time of year
The study aims to understand how mood, physical activity, light exposure, and seasonal changes affect sleep patterns.
research Which chemicals should be grouped together for mixture risk assessments of male reproductive disorders?
Group a wide range of chemicals, not just phthalates, for assessing risks to male reproductive health.
research Can hydroxychloroquine be useful in the prevention of COVID-19? An Italian survey in dermatologic and rheumatologic patients already under treatment
Hydroxychloroquine might help prevent COVID-19, but more research is needed.
research A response to “Male balding is a major risk factor for severe COVID-19”
The authors suggest that scalp hair might protect against COVID-19 and call for more research on scalp health and the virus.
research Reply to comment on: Pattern hair loss. Assessment of inflammation and fibrosis on histologic sections
The authors agree more research with proper control groups is needed to understand hair loss.
research Ketoconazole shampoo-induced hair discoloration,
Ketoconazole shampoo can cause rare pink hair discoloration.
research Early androgen activity after birth determines the hypothalamic expression of androgen and estrogen receptors in adulthood in female but not in male rats
Early androgen exposure affects hormone receptor expression in adult female rats' brains, but not in males.
research Modeling of solar UV-induced photodamage on the hair follicles in human skin organoids
Sunlight exposure damages hair follicles, but certain stem cell-derived particles can reduce this damage and help with hair regeneration.
research A preliminary study on the relationship between environmental endocrine disruptors and precocious puberty in girls
Reducing phthalate exposure may help prevent early puberty in girls.
research Postpartum Telogen Effluvium Unmasking Traction Alopecia
Hair shedding after childbirth can reveal a pre-existing condition of hair loss due to tight hairstyles.
research Disrupted Pancreatic Exocrine Differentiation and Malabsorption in Response to Chronic Elevated Systemic Glucocorticoid
High glucocorticoids cause pancreatic malfunction and malabsorption, reversible with enzyme supplements.
research Editor's evaluation: Role of distinct fibroblast lineages and immune cells in dermal repair following UV radiation-induced tissue damage
Different types of sun exposure damage skin cells and immune cells, with chronic exposure leading to more severe and lasting damage.
research Performance of an interferon-γ release assay-based test for cell-mediated immunity to SARS-CoV-2
The IGRA test effectively detects past SARS-CoV-2 exposure, especially using nucleocapsid peptides.
research Contaminants of emerging concern in the fetal environment
Fetal environments contain various chemicals that may disrupt hormones.
research Novel causes of drug-induced occupational asthma
Four new substances—minoxidil, ferrimanitol ovalbumin, clarithromycin, and glucosamine-hydrochloride—can cause occupational asthma.
research The Dark Side of the Language: Syntax-Based Neural Networks Rivaling Transformers in Definitely Unseen Sentences
Syntax-based neural networks can match Transformers in handling unseen sentences.
research Oral Centella asiatica Extract Attenuates UVB-Induced Skin Photoaging via Antioxidant, Anti-Inflammatory, and Extracellular Matrix-Preserving Effects in Hairless Mice
Centella asiatica extract taken orally can reduce skin aging from UVB exposure.
research Actinic Keratosis: Risk Factors, Clinical, Diagnosis and Therapeutics Aspects. Part I
Actinic keratosis is a sun-induced skin condition that can potentially turn into skin cancer and requires various treatments to prevent this.
research Evaluation of the 5α-reductase inhibitor finasteride on reproduction and gonadal development in medaka, Oryzias latipes
Finasteride negatively affects fish reproduction and gonadal development.
research Low temperature abolishes human cellular circadian rhythm through Hopf bifurcation
Cold temperatures can stop human cell circadian rhythms, but warming restores them.
research IN OTHER JOURNALS
Some moles can disappear naturally, maintenance therapy for Stage 1 mycosis fungoides may not be necessary, allergic skin reactions in children are rising, weekly methotrexate for psoriasis is more effective than daily, long-term finasteride use improves hair growth with few side effects, and petrolatum improves UV therapy for psoriasis.
research Persistent Sexual Dysfunction and Suicidal Ideation in Young Men Treated with Low-Dose Finasteride: A Pharmacovigilance Study
Low-dose finasteride may cause lasting sexual dysfunction and suicidal thoughts in young men.
research What should it take to describe a substance or product as 'sperm-safe'
Products should be called 'sperm-safe' only after thorough, well-designed tests.