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Hair relaxers are linked to reduced cystine levels and potential hair damage.

A new method accurately measures amino acids in treated hair, showing bleaching reduces amino acids while protein treatments increase them.

Careful light microscopy is crucial for detecting mild cases of pili annulati, which weakens hair and varies widely in expression.

Curved human hair has different structures on its convex and concave sides.

The guide helps doctors diagnose hair problems by suggesting a thorough patient history, physical exams, and various diagnostic tools.

Mf-rich hair degrades more than Ma-rich hair, especially with Proteinase K.

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

Hair analysis can help identify specific minerals and amino acids linked to various diseases.

Chemical treatments and daily stresses damage hair, especially the cuticle layer.

Moringa seed oil may help prevent hair loss and promote hair growth.

Tiger cubs fed artificial milk lacking certain amino acids developed eye problems and hair loss.

Keratose, derived from human hair, is a non-toxic biomaterial good for tissue regeneration and integrates well with body tissues.

Chemical hair straighteners can cause scalp and hair damage, but long-term effects are unclear.

Bleaching hair causes severe structural and chemical damage, including protein loss and oxidation.

Human hair loss may have evolved to help increase brain size.

Valproic acid treatment increases a specific acid in urine by blocking an enzyme, possibly causing skin rash and hair loss.

Permanent waving weakens hair by altering its protein structure.

Human hair structure varies by ethnicity, and certain treatments can improve hair condition and appearance.

The research found that people's hair proteins vary, especially by ethnicity and body part, which could help identify individuals in forensic science.

The research found that people's hair proteins vary by individual and body part, with some differences between ethnic groups, which could help in forensics.

Hair analysis for drugs needs a better understanding of how drugs enter hair, considering factors like hair structure and pigmentation.

The Cell Membrane Complex in hair has both water-attracting and water-repelling layers.

Keratin structure in hair is stable at pH 5-6 but disrupts between pH 6-7.

Using both TGA and DTDG in hair straightening reduces hair damage compared to using TGA alone.

CMADK reduces hair damage from bleaching and permanent waving.

Human hair keratins can self-assemble and support cell growth, useful for biomedical applications.

Protein hydrolysates applied to roots or leaves differently improved lettuce yield and quality, with the best results seen in specific combined treatments for each type.

Hair quality is genetically determined and linked to its composition and strength.

Uncombable hair syndrome causes frizzy hair and can affect the nervous system, eyes, and ears, often co-occurring with other hair, skin, nail, and teeth conditions, and is linked to three specific gene mutations.

Curved human hair has different structures on each side, which might cause its shape and is similar to wool.