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This study found that mutant mice with the we/we wal/wal genotype exhibit significant defects in hair shaft structure and epidermis stratification, correlating with postnatal alopecia symptoms.

This paper discusses two preclinical models for studying alopecia areata and finds that testing new therapeutic agents should involve both the C3H/HeJ mouse model and the humanized mouse model for comprehensive insights.

In this analysis of two trials, baricitinib showed eyebrow and eyelash regrowth in severe alopecia areata patients with greater than 20% scalp hair loss at Week 36, compared to placebo.

This study identified mutations in the STUB1 gene linked to hereditary cerebellar ataxia with cognitive impairment, revealing potential effects on protein function and patient symptoms, including accelerated aging.

In this study, researchers characterized the retinal structure and function of the Oat^rhg mouse model of gyrate atrophy, finding localized atrophy without significant retina-wide functional impact, suggesting the model may be useful for testing new treatments using multimodal retinal imaging.

This study surveyed Irish dermatologists and found that while JAK inhibitors show promising efficacy for alopecia areata, there is significant variation in practice due to the lack of specific guidelines and long-term safety data for these treatments.

In preclinical studies, a B-Raf inhibitor called WYE-130600 caused dose-related skin effects in dogs and rats, suggesting potential similar responses might occur in humans.

This paper discusses the lack of a genetic model for androchronogenic alopecia in rodents, noting the stumptailed macaque as a better current model due to its similarities to human male-pattern baldness; it reports no new results.

This study describes the successful management of Andean bear alopecia syndrome in three female bears using oclacitinib, leading to rapid pruritus resolution and fur regrowth without adverse effects.

This article highlights disparities in the prevalence of alopecia areata among people with skin of color and suggests this information could help dermatologic providers address challenges in treating this population.

In a mouse model study, researchers found that mutations in Aire reduced alopecia areata frequency, while Notch4 mutations did not lead to the disease, likely due to proximity with a resistance gene.

This study suggests that the ANE syndrome mutation in yeast Nop4, analogous to human RBM28, disrupts protein folding and protein-protein interactions, contributing to ribosomal dysfunction.

This study found that sheep possess a polymorphic KAP8-2 gene that shares high sequence identity with the KAP8-2 gene in goats and reindeer.

This study found that OR-101, a selective JAK3/TEK inhibitor, was associated with dose-dependent improvements in hair growth in humanized mice with alopecia areata, suggesting its potential as a treatment option.

In this phase 3 trial, baricitinib showed effectiveness and safety in both adolescents and adults with severe alopecia areata, with adolescents achieving higher response rates despite more severe baseline conditions, suggesting the advantages of early treatment.

This study reports that a new multi-slit knife for hair transplant procedures reduces surgical time and increases precision by enabling quick creation of equidistant "brick-pattern" sagittal slits.

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This study found that in SAMP8 mice, phenotypic changes in outer hair cells or the stria vascularis, possibly due to oxidative deficiencies, may predict variability in age-related hearing loss before outer hair cell loss occurs.

Haplogroup X found in Altaian population supports Amerindian origin.

This study observed that overexpression of the enzyme ODC in transgenic mice caused hair loss and skin changes similar to human papular atrichia, suggesting that ODC might be involved in a critical hair follicle function pathway.

In this study, crossing mice overexpressing antizyme with MEK mutants significantly delayed tumor development and reduced tumor frequency, likely by slowing cell growth in skin tumors.

This study evaluates the effectiveness and safety of 2-mg and 4-mg doses of baricitinib in patients with alopecia areata who have lost at least 50% of their scalp hair, comparing outcomes between those with early and late onset of the disease.

This study found that water fractions of Angiopteris evecta stimulated hair growth in male rabbits, suggesting potential alopecia treatment benefits pending further research in humans.

This study reports that C3H/HeJ mice and DEBR rats serve as effective models for screening potential treatments for human alopecia areata, despite certain challenges in predictability and cost.

This study successfully cloned the KAP6.1 gene from Xinjiang fine-wool sheep and found its genetic sequence has high homology with sheep and goat sequences, indicating close genetic relationships.