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The mTurq2-Col4a1 mouse model shows how the basement membrane develops in live mammals.

Bioprinting could greatly improve health outcomes but faces challenges like material choice and ensuring long-term survival of printed tissues.

PRP use in skin care and plastic surgery is growing, especially in the U.S. and Italy.

Hes1 protein is important for hair growth and regeneration, and could be a potential treatment for hair loss.

Low iron levels may be linked to some types of hair loss in women.

The p53 protein has complex, sometimes contradictory functions, including tumor suppression and promoting cell survival.

Low testosterone and 5α-reductase inhibitors can harm men's metabolic and sexual health; testosterone therapy may help, but discussing 5α-RIs' side effects is important.

Laser hair removal works well for people with dark hair and light skin, but it's less effective for light hair or dark skin; improvements are expected.

Finasteride exposure affects gene expression and anogenital distance in male rat fetuses.

Dermoscopy is useful for many health professionals, not just dermatologists, in improving skin condition diagnoses and reducing unnecessary biopsies.

Heredity and hormones cause common hair loss, and topical minoxidil is the first recommended treatment.

Multiple-wavelength radiation helps hair grow by boosting early hair follicle development.

Hair follicle stem cells are important for maintaining healthy skin and interact with many signals.

The letters discussed medical tools, costs, treatment efficacy, and patient care complexities.

Insulin resistance and obesity are key factors in the development and worsening of polycystic ovary syndrome, and lifestyle changes are important for managing it.

A gene called APCDD1, which controls hair growth, is found to be faulty in a type of hair loss called hereditary hypotrichosis simplex.

Different types of stem cells in hair follicles play unique roles in wound healing and hair growth, with some stem cells not originating from existing hair follicles but from non-hair follicle cells. WNT signaling and the Lhx2 factor are key in creating new hair follicles.

Animals that change color with the seasons mainly do so in response to daylight changes, but climate change is causing camouflage problems that may require evolutionary changes.

The article concludes that better understanding gene regulation related to seasonal changes can offer insights into the mechanisms of seasonal timing in mammals.

Older skin has higher cancer risk due to inflammation and stem cell issues.

Inhibitors of 11β-HSD1 show potential for treating type 2 diabetes but require more testing for safety and effectiveness.

Hair can regrow in large wounds through a process similar to how hair forms in embryos, and understanding this could lead to new treatments for hair loss or scarring.

The enzyme 5α-reductase is key in causing psychotic-like effects from sleep deprivation.

New drugs for heart disease may be developed from molecules secreted by stem cells.

A drug improved schizophrenia-like symptoms in stressed rats by changing brain steroid levels.

The article concludes that hair loss is a common side effect of drugs treating skin cancer by blocking the hedgehog pathway, but treatment should continue, and more selective drugs might prevent this side effect.

Finasteride affects brain processes related to neurotransmission and metabolism, potentially helping with neuropsychiatric conditions.

ceRNA networks offer potential treatments for skin aging and wound healing.

Secretome-based therapies could improve hair growth better than current treatments.

Both treatments for alopecia areata showed similar modest effectiveness.