{"type": "root", "children": [{"type": "p", "children": [{"type": "t", "text": "\n KRTAP19-5 is a member of the hair keratin‐associated protein family, a group of structural proteins that play a critical role in the formation and integrity of the hair fiber. Although the four studies reviewed here focus on diverse biological contexts—from liver fibrosis in hepatitis C virus infection (1), to androgenetic alopecia (2), to ciliary proteomics (3) and environmentally influenced phenotype discordance (4)—the report on androgenetic alopecia provides the most direct insight into KRTAP19-5. In that study, minoxidil treatment resulted in the up‐regulation of hair keratin‐associated genes, including KRTAP19-5, which supports its role in maintaining proper hair structure and indicates a potential therapeutic relevance in restoring hair miniaturization. The inclusion of KRTAP19-5 among thousands of genes in other profiling studies suggests that, while its primary function is associated with regulating keratinization and hair fiber assembly in the skin, its differential expression may also serve as a useful molecular marker in broader gene expression landscapes. Consequently, KRTAP19-5 exemplifies how components traditionally assigned a structural role in hair biology may have broader diagnostic or mechanistic importance, depending on the tissue context and disease state."}]}, {"type": "t", "text": "\n "}, {"type": "p", "children": [{"type": "fg", "children": [{"type": "fg_fs", "start_ref": "1", "end_ref": "4"}]}, {"type": "t", "text": ""}]}, {"type": "rg", "children": [{"type": "r", "ref": 1, "children": [{"type": "t", "text": "Waqar Ahmad, Bushra Ijaz, Sajida Hassan "}, {"type": "b", "children": [{"type": "t", "text": "Gene expression profiling of HCV genotype 3a initial liver fibrosis and cirrhosis patients using microarray."}]}, {"type": "t", "text": " "}, {"type": "i", "children": [{"type": "t", "text": "J Transl Med (2012)"}]}, {"type": "t", "text": " DOI: "}, {"type": "a", "children": [{"type": "t", "text": "10.1186/1479-5876-10-41"}], "href": "https://doi.org/10.1186/1479-5876-10-41"}, {"type": "t", "text": " PMID: "}, {"type": "a", "children": [{"type": "t", "text": "22397681"}], "href": "https://pubmed.ncbi.nlm.nih.gov/22397681"}]}, {"type": "r", "ref": 2, "children": [{"type": "t", "text": "P Mirmirani, M Consolo, P Oyetakin-White, et al. "}, {"type": "b", "children": [{"type": "t", "text": "Similar response patterns to topical minoxidil foam 5% in frontal and vertex scalp of men with androgenetic alopecia: a microarray analysis."}]}, {"type": "t", "text": " "}, {"type": "i", "children": [{"type": "t", "text": "Br J Dermatol (2015)"}]}, {"type": "t", "text": " DOI: "}, {"type": "a", "children": [{"type": "t", "text": "10.1111/bjd.13399"}], "href": "https://doi.org/10.1111/bjd.13399"}, {"type": "t", "text": " PMID: "}, {"type": "a", "children": [{"type": "t", "text": "25204361"}], "href": "https://pubmed.ncbi.nlm.nih.gov/25204361"}]}, {"type": "r", "ref": 3, "children": [{"type": "t", "text": "Karsten Boldt, Jeroen van Reeuwijk, Qianhao Lu, et al. "}, {"type": "b", "children": [{"type": "t", "text": "An organelle-specific protein landscape identifies novel diseases and molecular mechanisms."}]}, {"type": "t", "text": " "}, {"type": "i", "children": [{"type": "t", "text": "Nat Commun (2016)"}]}, {"type": "t", "text": " DOI: "}, {"type": "a", "children": [{"type": "t", "text": "10.1038/ncomms11491"}], "href": "https://doi.org/10.1038/ncomms11491"}, {"type": "t", "text": " PMID: "}, {"type": "a", "children": [{"type": "t", "text": "27173435"}], "href": "https://pubmed.ncbi.nlm.nih.gov/27173435"}]}, {"type": "r", "ref": 4, "children": [{"type": "t", "text": "Sivateja Tangirala, Chirag J Patel "}, {"type": "b", "children": [{"type": "t", "text": "Integrated Analysis of Gene Expression Differences in Twins Discordant for Disease and Binary Phenotypes."}]}, {"type": "t", "text": " "}, {"type": "i", "children": [{"type": "t", "text": "Sci Rep (2018)"}]}, {"type": "t", "text": " DOI: "}, {"type": "a", "children": [{"type": "t", "text": "10.1038/s41598-017-18585-3"}], "href": "https://doi.org/10.1038/s41598-017-18585-3"}, {"type": "t", "text": " PMID: "}, {"type": "a", "children": [{"type": "t", "text": "29311748"}], "href": "https://pubmed.ncbi.nlm.nih.gov/29311748"}]}]}]}