November 2025 in “Clinical Cosmetic and Investigational Dermatology” Immune cells and plasma proteins are linked to hair loss, suggesting new treatment options.
7 citations
,
December 2016 in “Journal of the American Academy of Dermatology” NKG2D+CD4+ T cells are higher in alopecia areata patients and may be involved in the disease.
CD4 T cells need IFN-γ to cause hair loss in alopecia areata.
September 2022 in “Anais Brasileiros de Dermatologia” Dermoscopy helped diagnose a rare skin disease which slightly improved with treatment.
November 2025 in “The Journal of Immunology” Different γδ T cell types have unique roles in causing alopecia areata.
7 citations
,
August 2008 in “Immunogenetics” A gene mutation in mice causes increased mast cells and disorganized hair follicles in their skin.
2 citations
,
May 2022 in “The journal of immunology/The Journal of immunology” BST2 protein and certain T cells increase in early alopecia areata.
20 citations
,
May 2016 in “Journal of Cutaneous Pathology” Using CD123 to detect certain immune cells helps diagnose a type of hair loss condition.
January 2025 in “Frontiers in Immunology” IVIG therapy significantly improved symptoms in a patient with APS-2 and SPS.
66 citations
,
April 1995 in “The journal of cell biology/The Journal of cell biology” A new protein was made to detect specific skin cell growth receptors and worked in normal skin but not in skin cancer cells.
April 2023 in “The journal of investigative dermatology/Journal of investigative dermatology” The study suggests that a specific type of immune cell, memory-like NK cells, may increase during active hair loss in Alopecia areata.
November 2025 in “Journal of Investigative Dermatology”
155 citations
,
May 2016 in “Nature communications” Memory T cells in the skin balance staying put and moving into the blood, clustering around hair follicles, and increasing in number after infection.
15 citations
,
April 2017 in “Cell Stem Cell” Some brain cancer cells avoid immune system detection, and certain treatments could target this to slow their growth; also, certain fat cell precursors help regenerate hair and skin after injury.
The CD4 protein may play a role in the behavior of certain skin cells, affecting their growth, movement, and differentiation.
April 2021 in “Journal of Investigative Dermatology” People with atopic dermatitis have more CD4+ T cells that respond to a certain bacterial lipid, which may play a role in the skin condition's inflammation.
10 citations
,
April 2013 in “Veterinary dermatology” A new skin disease in four Labrador retrievers responded well to immunosuppressive treatment.
Researchers created a new mouse model, G4, that mimics human PCOS symptoms and links the condition to a specific gene.
4 citations
,
November 2016 in “Journal of Cutaneous Pathology” Three characteristics of plasmacytoid dendritic cells help tell apart lupus-related hair loss from LPP.
February 2023 in “International journal of molecular sciences” Infrared spectral imaging can effectively study protein distribution in hair follicles during hair growth.
October 2025 in “Science Advances” IFN-γ production by CD4 T cells is crucial for causing alopecia areata.
29 citations
,
July 2008 in “British Journal of Dermatology” The patient had paraneoplastic pemphigus without mucosal involvement.
February 2010 in “Journal of The American Academy of Dermatology” A woman with thymoma developed a rare chronic condition similar to graft versus host disease after surgery.
July 2024 in “Journal of Investigative Dermatology” 9 citations
,
February 2012 in “Clinical Neurology and Neurosurgery” Dystonia may be part of PAS-4 and linked to immune issues.
22 citations
,
August 2020 in “Cells” TGM3 is important for skin and hair structure and may help diagnose cancer.
58 citations
,
April 2012 in “Journal of the American Academy of Dermatology” Graft-versus-host disease is a complication where donor immune cells attack the recipient's body, often affecting the skin, liver, and gastrointestinal tract.
7 citations
,
July 2019 in “International Journal of Molecular Sciences” PGA-4HGF may help treat hair loss by activating hair growth pathways and extending the hair growth phase.
November 2024 in “Journal of Investigative Dermatology”
April 2018 in “Journal of Investigative Dermatology” The role of γδT-cells in causing alopecia areata remains unclear.