Structure and Biochemistry of Mammalian Hard Keratin
January 1991
in “
Electron Microscopy Reviews
”
Research cited in this study
27 / 27 resultsresearch The Proteins of Hair and Other Hard Alpha-Keratins
research Patterns of Expression of Trichocytic and Epithelial Cytokeratins in Mammalian Tissues
This study found that T cytokeratins appear more gradually and with complex coexpression patterns in developing nail structures compared to the more abrupt transition in hair follicles.
research Cloning And Characterization Of A Mouse Type I Hair Keratin cDNA
research Patterns of Expression of Trichocytic and Epithelial Cytokeratins in Mammalian Tissues II: Concomitant and Mutually Exclusive Synthesis of Trichocytic and Epithelial Cytokeratins in Diverse Human and Bovine Tissues (Hair Follicle, Nail Bed and Matrix, Lingual Papilla, Thymic Reticulum)
This study found that trichocytic cytokeratins, typically found in hair, are also present in nails, filiform papillae of the tongue, and the epithelial reticulum of the thymus.
research Patterns of Expression of Trichocytic and Epithelial Cytokeratins in Mammalian Tissues: Human and Bovine Hair Follicles
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.
research The Dermal Papilla and Maintenance of Hair Growth
research Keratin Gene Expression in Wool Fiber Development
Only two of the four keratin genes are expressed in wool fibers.
research Effect of Mutations on the Proteins of Wool and Hair
research Evolutionary Trees of Intermediate Filament Proteins
research Acidic and Basic Hair/Nail (Hard) Keratins: Their Colocalization in Upper Cortical and Cuticle Cells of the Human Hair Follicle and Their Relationship to Soft Keratins
This study found that specific human hair keratins are differentially expressed in the hair follicle, suggesting a shared pathway of epithelial differentiation between hair cortex and nail plate cells.
research The Complement of Native Alpha-Keratin Polypeptides of Hair-Forming Cells: A Subset of Eight Polypeptides That Differ from Epithelial Cytokeratins
research Cell Differentiation in Human Anagen Hair and Hair Follicles Studied with Anti-Hair Keratin Monoclonal Antibodies
research Immunological Characteristics and Histological Distribution of Human Hair Fibrous Proteins Studied with Anti-Hair Keratin Monoclonal Antibodies HKN-2, HKN-4, and HKN-6
This study found that monoclonal antibodies can identify specific immunological characteristics of hair fibrous proteins, with some antibodies reacting only with hair proteins and others showing broader activity with skin and epithelial cells.
research Hair, Wool, Quill, Nail, Claw, Hoof, and Horn
research Isolation of Intermediate Filament Assemblies from Human Hair Follicles
This study identified two types of hard alpha-keratin filament assemblies in developing human hair follicles, which may help investigate the structural framework of mammalian keratin appendages.
research Cellular Debris in the Grease of Wool Fibers
This study found that wool fiber surfaces damaged in processing tended to have cellular debris adhering to them, while undamaged surfaces did not show this interaction.
research Protein and Amino Acid Composition of Hair from Mice Carrying the Naked (N) Gene
In this study, researchers found that the naked (N) gene in mice indirectly affects the synthesis of structural proteins in mouse hair, resulting in reduced high tyrosine protein content and unusual amino acid compositions.
research Outer Root Sheath Keratinization in Anagen and Catagen of the Mammalian Hair Follicle: A Seventh Distinct Type of Keratinization in the Hair Follicle - Trichilemmal Keratinization
This study describes trichilemmal keratinization as a distinct process of hair follicle keratinization that occurs in specific areas of the outer root sheath, illustrated using electron microscopy on dog hair.
research Ribonucleic Acids Coding for the Keratin Complex of Hair
This article reviews the classification and complexity of keratin protein groups in hair follicles, but reports no new experimental results on their transcriptional events.
research The Cytology and Cytochemistry of the Wool Follicle
This chapter reviews the complexity of hair and wool follicle formation, emphasizing the importance of cytological studies to understand the relationship between cellular components.
research Acid Phosphatase Distribution in the Wool Follicle: Fate of Organelles in Keratinized Cells
This study identified the presence of recognizable organelles, such as lysosomes and mitochondria, in both the keratinized fiber and the hardened inner root sheath of the Romney wool follicle.
research Characterization of the Proteins of Guinea-Pig Hair and Hair-Follicle Tissue
This study characterized proteins in hair-follicle and hair tissue, identifying similar protein types but with notable quantitative differences, which may reveal aspects of keratin protein synthesis.
research Electron Microscopic and Autoradiographic Study of S35-L-Cystine Incorporation in Mouse Hair Follicles
Mice hair follicles take in the amino acid cystine.
research Keratin Formation in the Hair Follicle
This study examined developing hair cortex with electron microscopy and found that keratin fibrils form between specific regions in hair follicles and aggregate into twisted cables.
research Some Electron Microscope Observations on Hardening in the Human Hair Follicle
The hair follicle structure is more complex than thought, with new findings on protein formation.
research Newer Findings on the Enzymes and Proteins of Hair Follicles
This article reviews recent findings on enzymes and proteins in hair follicles and reports no new experimental results.
research Electron Microscope Studies of Hair and Wool
This article reports electron microscope studies on the structure of hair and wool, but it does not present new clinical findings.
Related Research
7 / 7 results
research Molecular Elements of the Regulatory Control of Keratin Filament Modulator AHF/Trichohyalin in the Hair Follicle
This study identified molecular elements controlling the expression and stabilization of THH protein in hair follicle cells, revealing key mechanisms that support hair shaft development in mice.
research In Brief
This study found that pilomatricomas exhibit co-expression of hair keratin hHa5 and HOXC13 in lower transitional cells, but lack LEF1 and β-catenin co-expression necessary for canonical Wnt signaling pathway-controlled cortical differentiation.
research Whn and mHa3 Are Components of the Genetic Hierarchy Controlling Hair Follicle Differentiation
Whn is crucial for hair growth in certain areas by controlling a specific gene.
research Structure and Biochemistry of Mammalian Hard Keratin
research Specific Keratins And Their Associated Proteins As Markers For Hair Follicle Differentiation
research Keratins of the Human Hair Follicle: Hyperproliferative Keratins Consistently Expressed in Outer Root Sheath Cells In Vivo and In Vitro
This study found that cultured outer root sheath cells from human hair follicles expressed a keratin profile similar to their in vivo environment, indicating environmental influence on keratin expression.
research Outer Root Sheath Keratinization in Anagen and Catagen of the Mammalian Hair Follicle: A Seventh Distinct Type of Keratinization in the Hair Follicle - Trichilemmal Keratinization
This study describes trichilemmal keratinization as a distinct process of hair follicle keratinization that occurs in specific areas of the outer root sheath, illustrated using electron microscopy on dog hair.