January 2025 in “Iraqi Journal of Science” This study found that variations in the genes PDCD4, miR-21, and miR-449b may significantly influence breast cancer progression, with higher PDCD4 serum levels linked to increased breastfeeding.
2 citations
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April 2025 in “Frontiers in Genetics” This study investigated the genetic basis of coat color variation in cattle using skin transcriptome and whole-genome analyses, identifying the ASIP gene as a significant determinant that is differentially expressed and under strong positive selection in black and brown cattle breeds.
January 2025 in “Pakistan Journal of Health Sciences” This study found a weak association between Cyp11a1 gene variation and polycystic ovary syndrome, with higher di-hydro-testosterone levels observed in individuals with the syndrome and anovulatory PCOS compared to controls.
This study constructed a genomic map of copy number variations in fine-wool sheep, revealing their potential impact on traits like growth, nutrient metabolism, and susceptibility to selection pressures.
49 citations
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April 2016 in “International journal of molecular sciences” This study found that shift nurses exhibited lower circadian variations compared to daytime nurses, indicating an adjustment of their biological clocks to continuous shift schedules.
November 2022 in “Van Sağlık Bilimleri Dergisi” This study found no association between W locus allele variations and phenotypic traits like eye color, head spotting, and fur length in Turkish Van cats, suggesting other genetic factors should be explored.
7 citations
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March 2011 in “Hormone and Metabolic Research” This study found that in PCOS patients, variations in the lipin 1 gene, particularly the intron 1 SNP, may protect against insulin resistance and glucose intolerance, highlighting a potential genetic factor in the disorder's cardiometabolic complications.
20 citations
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May 2007 in “Asian-Australasian Journal of Animal Sciences” This study found that polymorphisms in the KAP8.2 gene in Chinese Inner Mongolia cashmere goats are associated with variations in cashmere fibre diameter, suggesting its potential as a molecular marker for this trait.
71 citations
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August 2005 in “The journal of investigative dermatology. Symposium proceedings/The Journal of investigative dermatology symposium proceedings” This study revealed that human keratin-associated protein genes are expressed in specific patterns in hair fiber regions and vary in size, with some variations distinct across different populations.
55 citations
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September 2014 in “Development” In this study, mouse sweat gland development relied on a regulatory sequence initiated by Wnt/β-catenin signaling, and disruptions in Wnt, Eda, or Shh pathways led to distinct developmental failures.
16 citations
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November 2005 in “The journal of investigative dermatology. Symposium proceedings/The Journal of investigative dermatology symposium proceedings” This review discusses various aspects of hair color, including its formation and evolutionary variations, based on research presented at the 4th Intercontinental Meeting of Hair Research Societies 2004, without providing new experimental results.
3 citations
,
April 2025 in “Nature Communications” This study concluded that the GIANT brain atlas, which integrates genetic and neuroanatomical variations, provides a more accurate representation of brain structure than traditional neuroanatomical atlases, allowing for better exploration of genetic influences on the brain.
March 2024 in “medRxiv (Cold Spring Harbor Laboratory)” This study found that faster algorithms for inferring ancestry in genomic data can better capture historical and functional insights into genome variation than traditional methods in large datasets like the UK Biobank.
4 citations
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November 2020 in “BMC Dermatology” This study identified 374 eQTLs in scalp hair follicles associated with genes involved in metabolic, mitotic, immune processes, and responses to steroid hormones, contributing insights into genetic variation and hair traits.
92 citations
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January 2012 in “International Journal of Biological Sciences” This article proposes an updated naming system for keratin-associated proteins and genes, aiming to improve data storage and retrieval by including species information and genetic variation.
48 citations
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July 1993 in “The journal of investigative dermatology/Journal of investigative dermatology” This article reviews the genetic and protein interactions involved in hair growth, highlighting regulatory sequences, expression patterns, and potential genetic modifications, but presents no new experimental findings.
42 citations
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October 2009 in “The journal of investigative dermatology/Journal of investigative dermatology” In this study, researchers identified two distinct homozygous mutations in the KRT85 gene among consanguineous Pakistani families with pure hair and nail ectodermal dysplasia, highlighting variations in severity and potential impacts on the K85 protein function.
4 citations
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February 2025 in “BMC Genomics” This study identified 71 SNPs linked to black wool traits in Qira sheep and found that specific mutations in the TYRP1 gene significantly correlate with coat color variations, providing insights for their genetic selection and conservation.
1540 citations
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October 2008 in “Fertility and Sterility” This review discusses the definition of polycystic ovary syndrome proposed by the AE-PCOS Society Task Force, emphasizing hyperandrogenism, ovarian dysfunction, and excluding related disorders, while noting potential variations needing more research.
5 citations
,
June 2011 in “PLoS ONE” This study found that biologic rhythms in mammoth hairs differed from those in modern human hair, with variations in growth rates and mineral content providing insights into the lifestyle and behavior of extinct species.
January 2026 in “Animal Advances” In this study of four Chinese goat breeds, black goats exhibited significantly higher melanin content, while Inner Mongolian cashmere goats had longer fiber lengths. These findings highlight genetic variations in coat color and fiber length, informing future breeding programs.
October 2025 in “Scientific Reports” In this study of 131 healthy men aged 30 to 45, no relationship was found between androgen receptor gene polymorphisms related to androgen sensitivity and biological age markers, suggesting that other factors may influence the aging process independently of these genetic variations.
June 2024 in “Research Square (Research Square)” This study found that among young women in West Bengal, India, co-occurring PCOS and related conditions like estrogen resistance and leptin receptor insufficiency are common, with notable genetic variations identified, including impairments in leptin signaling and insulin resistance.
February 2024 in “bioRxiv (Cold Spring Harbor Laboratory)” This study found that certain tandem repeats predict darker hair color across diverse ancestry groups and can contribute to a polygenic score for hair color, independent of SNP variation.
January 2024 in “Journal of the Endocrine Society” In this study, correlations between urinary and serum androgen metabolites were examined in girls aged 6-13, revealing that summed urinary metabolites strongly correspond with circulating androstenedione and testosterone levels, though individual variations depend on participant characteristics such as age and body measurements.
53 citations
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September 1999 in “The journal of cell biology/The Journal of cell biology” In this study, expressing human K16 in the epidermis of K14 null mice prevented early skin blistering but led to age-related anomalies, indicating K16 and K14 have distinct roles despite their sequence similarity.
11 citations
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December 2013 in “International Journal of Dermatology” This study found that variations in the IL16 gene, specifically SNPs rs17875491 and rs11073001, may be associated with increased risk and phenotype expression of alopecia areata in the Korean population.
November 2022 in “Gigascience” This study identified a 582-bp deletion upstream of LHX2 in cashmere goats, likely linked to hair follicle development and cashmere production, providing insights into genetic factors in cashmere trait selection.
22 citations
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February 2007 in “Developmental neurobiology” This study found that variations in Kv1 channel gene expression in the electric organ of Sternopygus correlate with sex differences and individual variations in their electric communication signals.
65 citations
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September 2014 in “BMC genomics” This research found that variations in the KRTAP gene family are likely responsible for the diverse hair phenotypes seen among mammals, influenced by gene repertoire differences, expression, and evolutionary factors.