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Two rare genetic diseases cause severe rickets in children due to defects in vitamin D metabolism.

Cannabinoids may help treat various skin conditions.

Dlx3 is essential for hair growth and regeneration.

The document concludes that blocking the internal pathways that create androgens might help treat cancers that depend on sex hormones.

Frizzled receptors are essential for various body development processes and maintaining certain body functions.

Mutations in the vitamin D receptor cause hereditary vitamin D-resistant rickets, leading to poor bone health and requiring high calcium doses for treatment.

Alopecia areata is caused by immune system attacks on hair follicles, often triggered by viral infections.

Hormones like testosterone and estrogen significantly affect hair growth and structure.

NK cells play a role in skin diseases like eczema and psoriasis.

Non-hormonal treatments should be used first for sexual dysfunction in postmenopausal breast cancer patients on aromatase inhibitors, with hormones as a second option.

SCD1 is crucial for skin health and overall energy balance.

Different hair types in mammals are linked to variations in specific protein genes, with changes influenced by their living environments.

Microneedles are effective for painless drug delivery and promoting wound healing and tissue regeneration.

Platelet-rich plasma, which carries growth factors, could be a promising treatment for non-scarring hair loss, promoting hair growth and density with no major side effects.

Two enzymes regulate androgen receptor activity, affecting treatments for androgen insufficiency and benign prostatic hyperplasia.

Scientists discovered a unique hair protein, KAP24.1, with a special structure, found only in the upper part of hair cuticles.

Understanding how DHT works is important for diagnosing and treating hormone-related disorders.

Cetaceans lost hair due to changes in the Hr and FGF5 genes.

Lysophospholipids like LPA and S1P are important for hair growth, immune responses, and vascular development, and could be targeted for treating diseases.

Most pregnant women experience skin changes, with hyperpigmentation being the most common.

The conclusion is that women under 35 should start fertility checks after 12 months of trying to conceive, women over 35 after 6 months, and women over 40 should start immediately. The checks should include ovulation status, reproductive tract structure, and male partner's semen evaluation.

The study concluded that immune cells attacking hair follicles cause hair loss in alopecia, with genetics and environment also playing a role, and highlighted the potential of certain treatments.

Keratin proteins are essential for keeping the cells in the human colon healthy and stable.

A new skin treatment using a patient's own cells healed chronic wounds effectively and was preferred over traditional grafts.

Gab1 protein is crucial for hair growth and stem cell renewal, and Mapk signaling helps maintain these processes.

Gene therapy shows promise for healing chronic wounds but needs more research to overcome challenges.

Direct vasodilators and sympatholytic agents are still useful for certain conditions despite being less common due to side effects and newer drugs.

Human skin can provide stem cells for tissue repair and regeneration, but there are challenges in obtaining and growing these cells safely.

The conclusion is that understanding how hair follicle stem cells live or die is important for maintaining healthy tissue and repairing injuries, and could help treat hair loss, but there are still challenges to overcome.

3D bioprinting improves wound healing by precisely creating scaffolds with living cells and biomaterials, but faces challenges like resolution and speed.