21 citations
,
September 2005 in “The anatomical record. Part A, Discoveries in molecular, cellular, and evolutionary biology/Anatomical record. Part A, Discoveries in molecular, cellular, and evolutionary biology” This study reports that caspase-14's expression pattern in the epidermis and hair follicles is highly conserved across diverse mammalian species, suggesting its early evolutionary role in mammalian skin maturation.
276 citations
,
January 2005 in “International review of cytology” More research is needed to understand how hair keratins work and their role in hair disorders.
20 citations
,
September 2004 in “Journal of Anatomy” This study suggests that the structure and function of the inner root sheath in mammalian hair may have evolved from simpler forms seen in monotremes, aiding in hair exit without damaging the epidermis.
38 citations
,
July 2004 in “Journal of experimental zoology. Part B, Molecular and developmental evolution” This article discusses a hypothesis on the development and evolution of scales, hairs, and feathers from fish to amniotes, based on regions of dermo-epidermal interactions in skin, but reports no new findings.
199 citations
,
January 2004 in “The International Journal of Developmental Biology” This review discusses advances in understanding hair and hair follicle structure, gene expression, and molecular signals in hair formation, without reporting new clinical findings.
108 citations
,
October 2003 in “Journal of biological chemistry/The Journal of biological chemistry” This study documents that trichohyalin acts as a multi-functional cross-bridging protein in the inner root sheath of mouse hair follicles, enhancing mechanical strength by linking keratin filaments to the cell envelope.
155 citations
,
August 2003 in “Journal Of Experimental Zoology Part B: Molecular And Developmental Evolution” This review discusses the conserved molecular mechanisms controlling hair follicle development and cycling and suggests they may also apply to other ectodermal derivatives, like teeth and feathers, but it reports no new results.
21 citations
,
June 2003 in “Journal of Morphology” This study suggests that the epidermis of monotremes and marsupials exhibits a more primitive pattern of protein distribution compared to eutherian mammals, with differences in loricrin distribution and keratinocyte maturation.
425 citations
,
August 2002 in “BioEssays” This review discusses the structure and assembly of the cornified cell envelope in stratified squamous epithelial cells and various disorders leading to barrier defects, but reports no new findings.
686 citations
,
February 2002 in “Current Opinion in Cell Biology” Keratin filaments are crucial for cell structure and protection, with ongoing discoveries about their genes and functions.
854 citations
,
February 2002 in “The journal of investigative dermatology/Journal of investigative dermatology” This review summarizes recent advances in understanding the molecular mechanisms of hair follicle formation and discusses potential future clinical applications for treating hair loss and skin tumors, but it reports no new clinical results.
272 citations
,
September 2001 in “Journal of Biological Chemistry” This study cataloged human type II hair keratins, detailing their expression and differentiation roles in hair follicles and comparing them with type I keratins to explore keratin-pairing principles.
41 citations
,
January 2001 in “Journal of Investigative Dermatology”
53 citations
,
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.
235 citations
,
July 1999 in “Journal of biological chemistry/The Journal of biological chemistry” This study establishes a catalog of human type I hair keratins and identifies their specific roles and expression patterns during hair differentiation and growth in scalp follicles.
139 citations
,
December 1998 in “The journal of investigative dermatology/Journal of investigative dermatology” This study identified a new type II cytokeratin, named K6hf, exclusively expressed in the companion layer of the human hair follicle, distinguishing it from other keratins and suggesting a unique biochemical role.
24 citations
,
November 1997 in “Journal of Biological Chemistry” This study found that genes encoding mouse high-glycine/tyrosine proteins show distinct spatial and temporal expression patterns in hair follicles, suggesting diverse protein distribution during hair growth cycles.
135 citations
,
October 1997 in “Journal of biological chemistry/The Journal of biological chemistry” This study suggests that trichohyalin is modified by peptidyl-arginine deiminase before being cross-linked by TGase 3, allowing the formation of rigid structures in hair follicle cells.
55 citations
,
May 1995 in “The journal of investigative dermatology/Journal of investigative dermatology” 54 citations
,
November 1994 in “Differentiation” This study found that trichohyalin is expressed in various normal and pathological epithelia beyond hair follicle cells, where it is uniquely associated with filaggrin, suggesting a specific role in aggregating K6/K16-containing intermediate filaments.
72 citations
,
May 1993 in “The Journal of Cell Biology” This study detailed the structure and amino acid composition of sheep trichohyalin, noting its presence in various tissues and suggesting a possible functional role beyond structural support in hair follicles.
64 citations
,
April 1992 in “Differentiation” This study identified Sciellin, a new protein precursor to the cornified envelope in keratinocytes, with unique solubility properties hinting at its potential role in envelope assembly.
745 citations
,
February 1992 in “Trends in genetics” This article describes the potential role of various growth factors and molecules in regulating mammalian hair follicle development but does not present new experimental results.
48 citations
,
May 1991 in “The journal of investigative dermatology/Journal of investigative dermatology” This study found that trichohyalin, a protein previously thought to be restricted to hair and tongue, is also present in isolated cells within the granular layer and stratum corneum of normal human epidermis.
252 citations
,
January 1991 in “Electron Microscopy Reviews” 248 citations
,
April 1988 in “Differentiation” In this study, researchers observed that trichocytic and epithelial cytokeratins have distinct expression patterns within various human and bovine hair follicle cells, contributing to understanding hair follicle development and growth.
81 citations
,
January 1987 in “Current topics in developmental biology/Current Topics in Developmental Biology” Keratins change and are modified differently in skin layers and body parts.
126 citations
,
January 1987 in “Current topics in developmental biology/Current Topics in Developmental Biology” Different keratin proteins are expressed in various epithelial cells at different stages, affecting cell structure and function.
116 citations
,
April 1986 in “The journal of cell biology/The Journal of cell biology” This study reports that a 190,000 molecular weight protein, identified as trichohyalin, may play a matrix role in the development of inner root sheaths in hair follicles.
90 citations
,
January 1979 in “International review of cytology” This chapter reviews the complexity of hair and wool follicle formation, emphasizing the importance of cytological studies to understand the relationship between cellular components.