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Rats can't grow new hair follicles after skin wounds, unlike mice, due to differences in gene expression and response to WNT signaling.

Skin organoids are a promising new model for studying human skin development and testing treatments.

The "Two-Cell Assemblage" assay is a new, simple method to identify substances that may promote hair growth.

New methods to test hair growth treatments have been developed.

The article concludes that studying how skin forms is key to understanding skin diseases and improving regenerative medicine.

SKPs are similar to adult skin stem cells and could help in skin repair and hair growth.

Advanced therapies like gene, cell, and tissue engineering show promise for hair regrowth in alopecia, but their safety and effectiveness need more verification.

Hormones and their receptors, especially androgens, play a key role in hair growth and disorders like baldness.

Hair follicles and deer antlers regenerate similarly through stem cells and are influenced by hormones and growth factors.

A new hydrogel made from human cells improves wound healing by working with immune cells to promote repair.

Herbs like aloe vera and amla are effective and safe for treating hair loss.

The document concludes that regenerating functional ectodermal organs like teeth and hair is promising for future therapies.

Engineered skin substitutes can grow hair but have limitations like missing sebaceous glands and hair not breaking through the skin naturally.

Male pattern baldness may be caused by factors like poor blood circulation, scalp tension, stress, and hormonal imbalances, but the exact causes are still unclear.

Scientists successfully created and transplanted bioengineered hair follicles that function like natural ones, suggesting a new treatment for hair loss.

Nestin marks cells that can become a specific type of skin cell in hair follicles of both developing and adult mice.

Hair in mammals likely evolved from glandular structures, not scales.

Nestin identifies specific progenitor cells in hair follicles that can become outer root sheath cells.

Hair growth is influenced by interactions between skin layers, growth factors, and hormones, but the exact mechanisms are not fully understood.

Different women's hair and skin glands respond to hormones in varied ways, which can cause unwanted hair growth even with normal hormone levels, and more research is needed to treat this effectively.

The document concludes that using stem cells to regenerate hair follicles could be a promising treatment for hair loss, but there are still challenges to overcome before it can be used clinically.

The document suggests using safer, plant-based hair products instead of harmful synthetic ones.

A form of vitamin E promotes hair growth by activating a specific skin pathway.

Dermal Papilla Cells grown in 3D and with stem cells better mimic natural hair growth conditions than cells grown in 2D.

Wnt signaling is crucial for skin development and hair growth.

Hard skin features like scales, feathers, and hair evolved through specific protein changes in different animal groups.

Monotreme hair structure and protein distribution are similar to other mammals, but their inner root sheath cornifies differently, suggesting a unique evolution from reptile skin.

There are two ways to start hair growth: one needs Stat3 and the other does not, but both need PI3K activation.

PPAR agonists show promise for skin conditions but need more research before being a main treatment.

ATP-dependent chromatin remodeling is crucial for skin development and stem cell function.