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Different types of hair loss need specific treatments, and while many classification systems exist, each has its flaws; more research is needed to refine these systems and treatments.

Certain bacteria from the Citrullus colocynthis plant may be a new source of antibiotics to fight drug-resistant diseases.

Plastic surgery has constantly evolved, improving patient care and expanding techniques, especially after the World Wars.

Epigenetic factors play a crucial role in skin health and disease.

The document concludes that while some organisms can regenerate body parts, mammals generally cannot, and cancer progression is complex, involving mutations rather than a strict stem cell hierarchy.

The study identified and characterized new keratin genes linked to hair follicles and epithelial tissues.

Flutamide and finasteride reduced sex hormones in pregnant hyenas, but increased them in males.

Microneedle technology is effective for skin rejuvenation and enhancing cosmeceutical delivery, with ongoing innovation and increasing commercialization.

Chitosan slows root hair growth and causes a buildup of callose at low concentrations, but at high concentrations, it only inhibits growth without callose buildup.

Hair grays due to oxidative stress and fewer functioning melanocytes.

The plant hormone auxin activates the TOR pathway, affecting gene expression related to growth and cell size.

Physical inactivity is a primary cause of many human illnesses.

Beards and long hair may affect how attractive someone is to the opposite sex.

Genomic research can help improve the quality and production of natural fibers in animals.

The control system for hair growth cycles is not well understood and needs more research.

Lack or blocking of SRD5a, a key component in hormone creation, can lead to conditions like pseudohermaphrodism and affect hair growth, bone mass, muscle strength, and reproductive health. More research is needed on its regulation from fertilization to adulthood.

Baldness and shaved heads change how traits are seen but don't really affect leader preferences.

Skin fat plays a key role in immune defense and healing beyond just storing energy.

Too much β-catenin activity can mess up the development of mammary glands and make them more like hair follicles.

No current system perfectly classifies male-pattern hair loss, indicating a need for a new system for better diagnosis and treatment.

Stopping mitochondrial respiration can prevent brain cancer spread in skin cancer patients, and plant compound β-sitosterol could help achieve this.

Understanding how melanocyte stem cells work could lead to new treatments for hair graying and skin pigmentation disorders.

Acne lesions start with changes in hair follicles and increase in inflammation, suggesting a cycle that could affect treatment strategies.

A new mutation in the PLEC gene causes a rare condition with skin blistering, muscle weakness, and hair loss.

Epidermolysis bullosa simplex causes easily blistered skin due to faulty skin cell proteins, leading to new treatment ideas.

Most women with PCOS have insulin resistance, especially those with phenotype B.

The document explains how to create detailed biological pathways using genomic data and tools, with examples of hair and breast development.

Lipases, especially gehB, are crucial for Staphylococcus aureus to enter and colonize hair follicles.

DNA phenotyping helps predict physical traits from DNA with varying accuracy and requires careful ethical and legal handling.

Human scalp hair follicles can produce hormones and have a system similar to a brain-body communication network.