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GlossarySerum Testosterone (TT)

measures testosterone levels in the blood

Serum testosterone refers to the measurement of testosterone levels in the blood. This test, often called a Testosterone Blood Test or Total Testosterone (TT), is used to assess hormonal balance, diagnose conditions like hypogonadism or polycystic ovary syndrome (PCOS), and evaluate issues related to sexual development, fertility, and certain types of hair loss such as androgenetic alopecia.

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research Conditional Gene Expression in the Epidermis of Transgenic Mice Using the Tetracycline-Regulated Transactivators tTA and rTA Linked to the Keratin 5 Promoter

215 citations, November 2000 in “Journal of Investigative Dermatology”

The system allows precise control of gene expression in mouse skin, useful for studying skin biology.

$Temporal Triangular Alopecia: Report of an African-American Child Misdiagnosed as Refractory Tinea Capitis$

research Temporal Triangular Alopecia: Report of an African-American Child Misdiagnosed as Refractory Tinea Capitis

13 citations, March 2002 in “Pediatric Dermatology”

A child was initially wrongly diagnosed with a fungal scalp infection but actually had a non-scarring hair loss condition called Temporal Triangular Alopecia.

research Structural and Molecular Hair Abnormalities in Trichothiodystrophy

71 citations, May 2006 in “The journal of investigative dermatology/Journal of investigative dermatology”

TTD hair brittleness is caused by multiple structural abnormalities.

Immune Deficiency-Related Enteropathy-Lymphocytopenia-Alopecia Syndrome Results from Tetratricopeptide Repeat Domain 7A Deficiency

research Immune Deficiency-Related Enteropathy-Lymphocytopenia-Alopecia Syndrome Results from Tetratricopeptide Repeat Domain 7A Deficiency

64 citations, August 2014 in “The journal of allergy and clinical immunology/Journal of allergy and clinical immunology/The journal of allergy and clinical immunology”

A deficiency in the TTC7A gene causes immune problems, gut issues, and hair loss.

research Identification and Expression of the Target Gene SLC24A2 of Oar-miR-377 and Its Novel SNPs Effects on Wool Traits in Sheep

March 2024 in “Research Square (Research Square)”

The TT genotype of a specific SNP in sheep is linked to better wool quality.

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community Is this basically the closest thing to a cure? I don’t know why more men don’t use wigs. Thought?

in Hair Systems 1039 upvotes 3 months ago

Wigs are considered a temporary solution for hair loss, with concerns about cost, maintenance, and social stigma. Many prefer treatments like finasteride, minoxidil, or hair transplants for more permanent results.

community 14 Month Topical Fin/Min .1%/10% + microneedling update

in Finasteride/Dutasteride 30 upvotes 7 months ago

The user reports progress in hair regrowth using topical finasteride/minoxidil, microneedling, topical dutasteride, latanoprost, and MSM supplements. They express frustration over the lack of interaction on progress posts compared to trivial topics.

community Taking cordyceps while on dutasteride?

in Finasteride/Dutasteride 1 upvotes 11 months ago

The conversation discusses concerns about using cordyceps while on dutasteride due to potential DHT increase, with OP experiencing hair loss after using creatine. OP is advised to stop creatine and give dutasteride more time to evaluate its effectiveness.

community Does finasteride decrease free testosterone?

in Research/Science 186 upvotes 8 months ago

Finasteride may decrease free testosterone by increasing SHBG, potentially causing side effects like reduced libido and hormonal changes. Some find it effective for hair loss, while others experience negative effects.

community for those who had high levels of testo and estradiol after start fin/dut: did it comeback to baseline or normal levels?

in Finasteride/Dutasteride 9 upvotes 1 year ago

A user experienced increased testosterone and estradiol levels after starting finasteride/dutasteride and is asking if these levels will return to normal over time. The conversation focuses on whether these changes are temporary.

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