Chunlin Qin
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View article: Comprehensive three-dimensional microCT and signaling analysis reveal the teratogenic effect of 2,3,7,8-tetrachlorodibenzo-p-dioxin on craniofacial bone development in mice
Comprehensive three-dimensional microCT and signaling analysis reveal the teratogenic effect of 2,3,7,8-tetrachlorodibenzo-p-dioxin on craniofacial bone development in mice Open
Exposure to 2,3,7,8-tetrachlorodibenzo-p-dioxin (TCDD) in utero can result in osteogenic defect during palatogenesis, but the effects on other craniofacial bones and underlying mechanisms remain to be characterized. By treating pregnant mi…
View article: FAM20A is a golgi-localized Type II transmembrane protein
FAM20A is a golgi-localized Type II transmembrane protein Open
View article: Constitutive expression of spliced X-box binding protein 1 inhibits dentin formation in mice
Constitutive expression of spliced X-box binding protein 1 inhibits dentin formation in mice Open
Upon endoplasmic reticulum (ER) stress, inositol-requiring enzyme 1 (IRE1) is activated, which subsequently converts an unspliced X-box binding protein 1 ( XBP1U ) mRNA to a spliced mRNA that encodes a potent XBP1S transcription factor. XB…
View article: Intracranial calcification in Fam20c-deficient mice recapitulates human Raine syndrome
Intracranial calcification in Fam20c-deficient mice recapitulates human Raine syndrome Open
View article: Long-acting PFI-2 small molecule release and multilayer scaffold design achieve extensive new formation of complex periodontal tissues with unprecedented fidelity
Long-acting PFI-2 small molecule release and multilayer scaffold design achieve extensive new formation of complex periodontal tissues with unprecedented fidelity Open
The faithful engineering of complex human tissues such as the bone/soft tissue/mineralized tissue interface in periodontal tissues requires innovative molecular cues in conjunction with tailored scaffolds. To address the loss of periodonta…
View article: Enamel Defects Associated With Dentin Sialophosphoprotein Mutation in Mice
Enamel Defects Associated With Dentin Sialophosphoprotein Mutation in Mice Open
Dentin sialophosphoprotein (DSPP) is an extracellular matrix protein that is highly expressed in odontoblasts, but only transiently expressed in presecretory ameloblasts during tooth development. We previously generated a knockin mouse mod…
View article: Effect of high phosphate diet on the formation of dentin in <i>Fam20c</i>‐deficient mice
Effect of high phosphate diet on the formation of dentin in <i>Fam20c</i>‐deficient mice Open
FAM20C (family with sequence similarity 20‐member C), a kinase that phosphorylates secretory proteins, plays essential roles in various biological processes. In humans, mutations in FAM20C gene cause Raine syndrome, an autosomal recessive …
View article: Constitutive expression of spliced <scp>XBP1</scp> causes perinatal lethality in mice
Constitutive expression of spliced <span>XBP1</span> causes perinatal lethality in mice Open
Summary Upon endoplasmic reticulum (ER) stress, inositol‐requiring enzyme 1 (IRE1) is activated and catalyzes nonconventional splicing of an unspliced X‐box binding protein 1 (XBP1U) mRNA to yield a spliced XBP1 (XBP1S) mRNA that encodes a…
View article: Noggin inhibition of mouse dentinogenesis
Noggin inhibition of mouse dentinogenesis Open
View article: FAM20A is essential for amelogenesis, but is dispensable for dentinogenesis
FAM20A is essential for amelogenesis, but is dispensable for dentinogenesis Open
View article: Requirement of Hyaluronan Synthase-2 in Craniofacial and Palate Development
Requirement of Hyaluronan Synthase-2 in Craniofacial and Palate Development Open
Cleft palate is a common major birth defect resulting from disruption of palatal shelf growth, elevation, or fusion during fetal palatogenesis. Whereas the molecular mechanism controlling palatal shelf elevation is not well understood, a p…
View article: Inactivation of FAM20B causes cell fate changes in annulus fibrosus of mouse intervertebral disc and disc defects via the alterations of TGF-β and MAPK signaling pathways
Inactivation of FAM20B causes cell fate changes in annulus fibrosus of mouse intervertebral disc and disc defects via the alterations of TGF-β and MAPK signaling pathways Open
View article: Mutant Dentin Sialophosphoprotein Causes Dentinogenesis Imperfecta
Mutant Dentin Sialophosphoprotein Causes Dentinogenesis Imperfecta Open
Dentin sialophosphoprotein (DSPP) is an extracellular matrix protein highly expressed by odontoblasts in teeth. DSPP mutations in humans may cause dentinogenesis imperfecta (DGI), an autosomal dominant dentin disorder. We recently generate…
View article: Loss of Fam20c causes defects in the acinar and duct structure of salivary glands in mice
Loss of Fam20c causes defects in the acinar and duct structure of salivary glands in mice Open
Family with sequence similarity 20‑member C (FAM20C), a recently characterized Golgi kinase, performs numerous biological functions by phosphorylating more than 100 secreted proteins. However, the role of FAM20C in the salivary glands rema…
View article: High-Phosphate Diet Improved the Skeletal Development of <b><i>Fam20c</i></b>-Deficient Mice
High-Phosphate Diet Improved the Skeletal Development of <b><i>Fam20c</i></b>-Deficient Mice Open
FAM20C (family with sequence similarity 20 – member C) is a protein kinase that phosphorylates secretory proteins, including the proteins that are essential to the formation and mineralization of calcified tissues. Previously, we reported …
View article: Inactivation of <i>Fam20b</i> in the neural crest‐derived mesenchyme of mouse causes multiple craniofacial defects
Inactivation of <i>Fam20b</i> in the neural crest‐derived mesenchyme of mouse causes multiple craniofacial defects Open
The glycosaminoglycan ( GAG ) chains attached to the core proteins of proteoglycans exert multiple roles, such as enriching signal molecules and regulating the binding of ligands to the corresponding receptors. A newly identified kinase – …
View article: Transgenic expression of dentin phosphoprotein (DPP) partially rescued the dentin defects of DSPP-null mice
Transgenic expression of dentin phosphoprotein (DPP) partially rescued the dentin defects of DSPP-null mice Open
Mutations in the dentin sialophosphoprotein (DSPP) gene cause dentinogenesis imperfecta. After synthesis, DSPP is proteolytically processed into NH2- and COOH-terminal fragments. The NH2-terminal fragment of DSPP is highly glycosylated but…
View article: The importance of a potential phosphorylation site in enamelin on enamel formation
The importance of a potential phosphorylation site in enamelin on enamel formation Open
Enamelin (ENAM) has three putative phosphoserines (pSers) phosphorylated by a Golgi-associated secretory pathway kinase (FAM20C) based on their distinctive Ser-x-Glu (S-x-E) motifs. Fam20C-knockout mice show severe enamel defects similar t…
View article: FAM20C regulates osteoblast behaviors and intracellular signaling pathways in a cell‐autonomous manner
FAM20C regulates osteoblast behaviors and intracellular signaling pathways in a cell‐autonomous manner Open
Recent studies indicate that Family with sequence similarity 20 member C (FAM20C) catalyzes the phosphorylation of secreted proteins, and participates in a variety of biological processes, including cell proliferation, migration, mineraliz…
View article: Probing the influence of SIBLING proteins on collagen-I fibrillogenesis and denaturation
Probing the influence of SIBLING proteins on collagen-I fibrillogenesis and denaturation Open
Bone tissue is comprised of collagen, non-collagenous proteins, and hydroxyapatite and the SIBLING (small integrin binding, N-linked glycoprotein) family of proteins is the primary group of non-collagenous proteins. By replicating the nati…
View article: Specific ablation of mouse Fam20C in cells expressing type I collagen leads to skeletal defects and hypophosphatemia
Specific ablation of mouse Fam20C in cells expressing type I collagen leads to skeletal defects and hypophosphatemia Open
FAM20C mutations in humans cause Raine syndrome and our previous studies showed that global inactivation of mouse Fam20C led to bone and dental defects. By crossbreeding 2.3 kb Col 1a1-Cre mice with Fam20C flox/flox mice, we created 2.3 kb…
View article: Inactivation of Fam20B in Joint Cartilage Leads to Chondrosarcoma and Postnatal Ossification Defects
Inactivation of Fam20B in Joint Cartilage Leads to Chondrosarcoma and Postnatal Ossification Defects Open
View article: Loss of epithelial FAM20A in mice causes amelogenesis imperfecta, tooth eruption delay and gingival overgrowth
Loss of epithelial FAM20A in mice causes amelogenesis imperfecta, tooth eruption delay and gingival overgrowth Open
FAM20A has been studied to a very limited extent. Mutations in human FAM20A cause amelogenesis imperfecta, gingival fibromatosis and kidney problems. It would be desirable to systemically analyse the expression of FAM20A in dental tissues …
View article: Abrogation of epithelial BMP2 and BMP4 causes Amelogenesis Imperfecta by reducing MMP20 and KLK4 expression
Abrogation of epithelial BMP2 and BMP4 causes Amelogenesis Imperfecta by reducing MMP20 and KLK4 expression Open
View article: Transgenic expression of dentin phosphoprotein inhibits skeletal development
Transgenic expression of dentin phosphoprotein inhibits skeletal development Open
Dentin sialophosphoprotein (DSPP) is proteolytically processed into an NH2-terminal fragment called dentin sialoprotein (DSP) and a COOH-terminal fragment known as dentin phosphoprotein (DPP). These two fragments are believed to perform di…
View article: Repair of dentin defects from DSPP knockout mice by PILP mineralization
Repair of dentin defects from DSPP knockout mice by PILP mineralization Open
View article: Accelerated enamel mineralization in Dspp mutant mice
Accelerated enamel mineralization in Dspp mutant mice Open
View article: Transgenic expression of Dspp partially rescued the long bone defects of Dmp1-null mice
Transgenic expression of Dspp partially rescued the long bone defects of Dmp1-null mice Open
View article: The LPV Motif Is Essential for the Efficient Export of Secretory DMP1 From the Endoplasmic Reticulum
The LPV Motif Is Essential for the Efficient Export of Secretory DMP1 From the Endoplasmic Reticulum Open
Dentin matrix protein 1 (DMP1) is found abundantly in the extracellular matrices of bone and dentin. Secretory DMP1 begins with a tripeptide of leucine-proline-valine (LPV) after the endoplasmic reticulum (ER)-entry signal peptide is cleav…
View article: Twist1 Is Essential for Tooth Morphogenesis and Odontoblast Differentiation
Twist1 Is Essential for Tooth Morphogenesis and Odontoblast Differentiation Open
Twist1 is a basic helix-loop-helix-containing transcription factor that is expressed in the dental mesenchyme during the early stages of tooth development. To better delineate its roles in tooth development, we generated Twist1 conditional…