research African Hair Morphology: Macrostructure to Ultrastructure
African hair is more fragile due to its unique shape and internal structure.
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5 / 543 resultsresearch The Swelling Behavior of Hair Studied Through the Structural Change of Keratin Protein During the Permanent Waving Treatment
Hair structure changes immediately during perm treatment, with initial damage partially restored later.
research Estrogen Receptors in Black and White Hairs
Females have higher estrogen receptor levels in hair than males, and these levels decrease in white hair compared to black hair.
research Rapunzel! Rapunzel! How Strong Is Your Hair?
Hair can't be as strong as Rapunzel's because it's impractical to scale up due to defects.
research Variation in Human Hair Ultrastructure Among Three Biogeographic Populations
Different populations have distinct hair structures related to their ancestry.
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2 / 2 resultscommunity Verteporfin with Microneedling (3mm-3.5mm): Bald to Full Head of Hair? Theory
The conversation is about using Verteporfin with microneedling as a potential hair loss treatment that may regenerate hair follicles with minimal scarring. There are concerns about the optimal dosage and the DHT sensitivity of the new follicles.
community Am I missing something with pp405?
PP405 is discussed as a potential hair growth stimulant, possibly more effective than minoxidil, but not a cure for hair loss. There is skepticism about its ability to regrow "deadzones," and concerns about its impact on those with hair transplants.