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Higher testosterone harms sperm motility, while higher estradiol improves sperm survival.

Micro-CT helps identify suitable areas for surgical procedures based on blood vessel distribution in hypospadias-affected rats.

Testosterone therapy can help improve sexual function, mood, and bone density in women with low androgen levels, but more research is needed on long-term safety.

Zinc pyrithione dissolves quickly on the skin and in hair follicles, especially in smaller particles.

Scientists successfully created mouse hair proteins in the lab, which are stable and similar to natural hair.

The Hedgehog signaling pathway is important for skin and hair growth and can lead to cancer if it doesn't work right.

Sheep and goat hair fibers are complex due to keratin-associated proteins, which are important for fiber properties and growth.

The document concludes that MGRN1 affects mouse fur color by interfering with a receptor's signaling, but its full role in the body is still unknown.

Stem cells and their exosomes show promise for repairing tissues and healing wounds when delivered effectively, but more research is needed on their tracking and optimal use.

Hormones and stretching both needed for nipple area skin growth in mice.

Botulinum Neurotoxin-A can treat acne, oily skin, rosacea, hair loss, prevent scars, relieve nerve pain, reduce excessive sweating, and manage psoriasis, but more trials are needed to confirm its effectiveness.

Vitamin D is important for bones, hair, blood pressure, and breast development.

Chitosan, a natural substance, can be used to create tiny particles that effectively deliver various types of drugs, but more work is needed to improve stability and control of drug release.

Retinoic acid-binding proteins in skin are regulated by β-catenin and Notch signalling.

The conclusion is that genetic differences affect how the cochlea heals after hair cell loss, which may challenge the creation of hearing loss treatments.

Notch signaling is essential for healthy skin and hair follicle maintenance.

Low androgen levels might delay prostate cancer but could lead to more aggressive, therapy-resistant cancers.

Androgen self-administration might be controlled by membrane receptors, not nuclear ones.

Two new compounds were found to build bone and muscle without affecting reproductive organs and skin oil glands.

Hair follicle stem cells help maintain skin health and could improve skin replacement therapies.

Taking tadalafil and finasteride together is safe and effective for treating urinary symptoms and erectile dysfunction in men with enlarged prostates.

Inorganic-based biomaterials can quickly stop bleeding and help wounds heal, but they may cause issues like sharp ion release and pH changes.

Neurotoxins can affect neurotransmitter release and have potential in treating muscle, pain, and cancer conditions, but more research is needed on how they work.

Cell polarity signaling controls tissue mechanics and cell fate, with complex interactions and varying pathways across species.

Nanofiber scaffolds help wounds heal by delivering drugs directly to the injury site.

Microemulsions could improve skin drug delivery but face challenges like complex creation and potential toxicity.

Finasteride-loaded nanogels are effective, safe, and improve drug absorption through the skin.

3D imaging of skin biopsies offers better accuracy but is time-consuming and can't clear melanin.

Hydrogels combined with extracellular vesicles and 3D bioprinting improve wound healing.

A protein called desmoglein 3 is important for keeping hair follicle stem cells inactive and helps in their regeneration.