As research continues to zero in on growth factors most beneficial to hair growth, we will surely be encouraging more men and women to have stand-alone PRP treatments. The various studies are like puzzle pieces. A pretty clear image is beginning to emerge in spite of all the missing pieces/unknowns. Just putting together what we learned from Cotsarelis and Valerie Horsley, it's clear that in MPB, there's a yet to be defined breakdown in a process that would normally lead to the production of platelet growth factors. Genetically predetermined hairs become "starved" and miniaturize.
Theory is one thing but we do "rubber meets the road" studies to evaluate what actually gets results. Other hair restoration physicians are doing the same. Dr. Cole is currently attending an annual scientific meeting where hair restoration doctors collaborate from all over the world.
According to articles I've read related to Valerie Horsley's study, bald scalp in men have a somewhat depleted adipose layer. Aside from PRP treatments, could the answer to MPB be as simple as restoring a more female-like adipose layer in the balding areas of scalp? I have noticed working here at Dr. Cole's that men using finasteride or dutasteride have a "spongier" scalp suggesting a better fatty layer than guys like me who only use Rogaine. Is adipose simply serving as a cell signalling medium? Cotsarelis confirmed that bald scalp has a sufficient supply of stem cells but a marked shortage of progenitor cells. Any way to stimulate the progenitor cell population? What does PGD2 actually put in motion that inhibits hair growth? Does it simply put normal hair cycles out of balance as Cotsarelis suggests? Lots of questions that need to be answered, but progress is being made.
Although a rodent model, the following image is from Valerie Horsley's Yale study:

35YrsAfter also posts as CITNews and works at Dr. Cole's office - forhair.com - Cole Hair Transplant, 1045 Powers Place, Alpharetta, Georgia 30009 - Phone 678-566-1011 - email 35YrsAfter at chuck@forhair.com
The contents of my posts are my opinions and not medical advice
Please feel free to call or email me with any questions. Ask for Chuck
Theory is one thing but we do "rubber meets the road" studies to evaluate what actually gets results. Other hair restoration physicians are doing the same. Dr. Cole is currently attending an annual scientific meeting where hair restoration doctors collaborate from all over the world.
According to articles I've read related to Valerie Horsley's study, bald scalp in men have a somewhat depleted adipose layer. Aside from PRP treatments, could the answer to MPB be as simple as restoring a more female-like adipose layer in the balding areas of scalp? I have noticed working here at Dr. Cole's that men using finasteride or dutasteride have a "spongier" scalp suggesting a better fatty layer than guys like me who only use Rogaine. Is adipose simply serving as a cell signalling medium? Cotsarelis confirmed that bald scalp has a sufficient supply of stem cells but a marked shortage of progenitor cells. Any way to stimulate the progenitor cell population? What does PGD2 actually put in motion that inhibits hair growth? Does it simply put normal hair cycles out of balance as Cotsarelis suggests? Lots of questions that need to be answered, but progress is being made.
Although a rodent model, the following image is from Valerie Horsley's Yale study:
35YrsAfter also posts as CITNews and works at Dr. Cole's office - forhair.com - Cole Hair Transplant, 1045 Powers Place, Alpharetta, Georgia 30009 - Phone 678-566-1011 - email 35YrsAfter at chuck@forhair.com
The contents of my posts are my opinions and not medical advice
Please feel free to call or email me with any questions. Ask for Chuck
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