Research Topics
Genomes and Genes
| Jouni UittoSummaryAffiliation: Thomas Jefferson University Country: USA Publications
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Detail Information
Publications
Progress in epidermolysis bullosa: from eponyms to molecular genetic classificationJouni Uitto
Department of Dermatology and Cutaneous Biology, Jefferson Medical College, Thomas Jefferson University, Philadelphia, PA 19107, USA
Clin Dermatol 23:33-40. 2005..This information has formed a basis for refined molecular classification with prognostic implications, improved genetic counseling, and prenatal and preimplantation genetic diagnosis...
Pseudoxanthoma elasticum: molecular genetics and putative pathomechanismsJouni Uitto
Department of Dermatology and Cutaneous Biology, Jefferson Medical College and Jefferson Institute of Molecular Medicine, Thomas Jefferson University, Philadelphia, PA 19107, USA
J Invest Dermatol 130:661-70. 2010..Understanding of the pathomechanistic details of PXE provides a basis for the development of targeted molecular therapies for this currently intractable disease...
Overexpression of fetuin-a counteracts ectopic mineralization in a mouse model of pseudoxanthoma elasticum (abcc6(-/-))Qiujie Jiang
Department of Dermatology and Cutaneous Biology, Jefferson Medical College, and Jefferson Institute of Molecular Medicine, Thomas Jefferson University, Philadelphia, Pennsylvania, USA
J Invest Dermatol 130:1288-96. 2010....
Epidermolysis bullosa. II. Type VII collagen mutations and phenotype-genotype correlations in the dystrophic subtypesRoslyn Varki
DebRA Molecular Diagnostics Laboratory, Jefferson Institute of Molecular Medicine, Thomas Jefferson University, Philadelphia, Pennsylvania, USA
J Med Genet 44:181-92. 2007..DEB is derived from mutations in the type VII collagen gene (COL7A1), encoding a large collagenous protein that is the predominant, if not exclusive, component of the anchoring fibrils at the dermal-epidermal junction...
Parabiotic heterogenetic pairing of Abcc6-/-/Rag1-/- mice and their wild-type counterparts halts ectopic mineralization in a murine model of pseudoxanthoma elasticumQiujie Jiang
Department of Dermatology and Cutaneous Biology, Jefferson Medical College, Philadelphia, PA 19107, USA
Am J Pathol 176:1855-62. 2010..These observations suggest that reintroduction of the critical antimineralization factors into circulation could provide a potential treatment for this, currently intractable, disease...
Targeted ablation of Abcc1 or Abcc3 in Abcc6(-/-) mice does not modify the ectopic mineralization processQiaoli Li
Department of Dermatology and Cutaneous Biology, Jefferson Medical College, Thomas Jefferson University, Philadelphia, PA 19107, USA
Exp Dermatol 16:853-9. 2007....
Magnesium carbonate-containing phosphate binder prevents connective tissue mineralization in Abcc6(-/-) mice-potential for treatment of pseudoxanthoma elasticumQiaoli Li
Department of Dermatology and Cutaneous Biology, Jefferson Medical College, and Jefferson Institute of Molecular Medicine, Thomas Jefferson University, Philadelphia, Pennsylvania, USA
Clin Transl Sci 2:398-404. 2009..These results suggest that magnesium carbonate may offer a potential treatment modality for PXE, a currently intractable disease, as well as for other conditions characterized by ectopic mineralization of connective tissues...
Ectopic mineralization of connective tissue in Abcc6-/- mice: effects of dietary modifications and a phosphate binder--a preliminary studyJennifer Larusso
Department of Dermatology and Cutaneous Biology, Jefferson Medical College, and Jefferson Institute of Molecular Medicine, Thomas Jefferson University, Philadelphia, Pennsylvania 19107, USA
Exp Dermatol 17:203-7. 2008..The role of dietary minerals, and phosphorus in particular, as well as that of phosphate binders, in ectopic mineralization of PXE, merits further investigation...
Abca12-mediated lipid transport and Snap29-dependent trafficking of lamellar granules are crucial for epidermal morphogenesis in a zebrafish model of ichthyosisQiaoli Li
Department of Dermatology and Cutaneous Biology, Jefferson Medical College, Thomas Jefferson University, Philadelphia, PA 19107, USA
Dis Model Mech 4:777-85. 2011....
Aberrant mineralization of connective tissues in a mouse model of pseudoxanthoma elasticum: systemic and local regulatory factorsQiujie Jiang
Department of Dermatology and Cutaneous Biology, Thomas Jefferson University, Philadelphia, Pennsylvania 19107, USA
J Invest Dermatol 127:1392-402. 2007..These data suggest that the deposition of the bone-associated proteins spatially coincides with mineralization and actively regulates this process locally and systemically...
Pseudoxanthoma elasticum: clinical phenotypes, molecular genetics and putative pathomechanismsQiaoli Li
Departments of Dermatology and Cutaneous Biology, and Biochemistry and Molecular Biology, Jefferson Medical College, Thomas Jefferson University, Philadelphia, PA 19107, USA
Exp Dermatol 18:1-11. 2009..Further progress in understanding the detailed pathomechanisms of PXE should provide novel strategies to counteract, and perhaps cure, this complex heritable disorder at the genome-environment interface...
Pseudoxanthoma elasticum: reduced gamma-glutamyl carboxylation of matrix gla protein in a mouse model (Abcc6-/-)Qiaoli Li
Department of Dermatology and Cutaneous Biology, Jefferson Medical College, Philadelphia, PA 19107, USA
Biochem Biophys Res Commun 364:208-13. 2007..These results suggest that MGP in Abcc6-/- mice is largely in inactive form and is unable to prevent the unwanted mineralization of connective tissues in PXE...
Extracellular matrix protein 1 inhibits the activity of matrix metalloproteinase 9 through high-affinity protein/protein interactionsNorihiro Fujimoto
Department of Dermatology and Cutaneous Biology, Jefferson Medical College, Jefferson Institute of Molecular Medicine, Thomas Jefferson University, Philadelphia, PA 19107, USA
Exp Dermatol 15:300-7. 2006..This peptide segment also inhibited MMP9 activity in a gelatin-based ELISA assay. We propose that ECM1-mediated reduction in MMP9 proteolytic activity may have relevance to pathogenesis of LP...
Targeted ablation of the abcc6 gene results in ectopic mineralization of connective tissuesJohn F Klement
Department of Dermatology, Jefferson Medical College, 233 S 10th Street, Suite 322 BLSB, Philadelphia, PA 19107, USA
Mol Cell Biol 25:8299-310. 2005..These data demonstrate aberrant mineralization of soft tissues in PXE-affected organs, and, consequently, these mice recapitulate features of this complex disease...
Elevated dietary magnesium prevents connective tissue mineralization in a mouse model of pseudoxanthoma elasticum (Abcc6(-/-))Jennifer Larusso
Department of Dermatology and Cutaneous Biology, Jefferson Medical College, Jefferson Institute of Molecular Medicine, Thomas Jefferson University, Philadelphia, Pennsylvania 19107, USA
J Invest Dermatol 129:1388-94. 2009..The inhibitory capacity of magnesium was confirmed in a cell-based mineralization assay system in vitro. Collectively, our observations suggest that assessment of dietary magnesium in patients with PXE may be warranted...
Gene expression signatures of mouse bone marrow-derived mesenchymal stem cells in the cutaneous environment and therapeutic implications for blistering skin disorderVitali Alexeev
Department of Dermatology and Cutaneous Biology, Jefferson Medical College, Thomas Jefferson University, 233 South 10th Street, Philadelphia, PA 19107, USA
Cytotherapy 13:30-45. 2011..However, it is not known whether MSC can commit to cutaneous lineages, produce structural proteins essential for the skin integrity or be used for hereditary skin disorders...
A novel animal model for pseudoxanthoma elasticum: the KK/HlJ mouseQiaoli Li
Department of Dermatology and Cutaneous Biology, Jefferson Medical College, Philadelphia, Pennsylvania 19107, USA
Am J Pathol 181:1190-6. 2012..Collectively, our studies found that the KK/HlJ mouse strain is characterized by ectopic mineralization due to a mutation in the Abcc6 gene and therefore provides a novel model system to study pseudoxanthoma elasticum...
Connective tissue mineralization in Abcc6-/- mice, a model for pseudoxanthoma elasticumN Beril Kavukcuoglu
Department of Bioengineering, Temple University, Philadelphia, PA 19122, USA
Matrix Biol 31:246-52. 2012..These results provide critical information of the mechanisms of mineralization in PXE, with potential pharmacologic implications...
The mineralization phenotype in Abcc6 ( -/- ) mice is affected by Ggcx gene deficiency and genetic background--a model for pseudoxanthoma elasticumQiaoli Li
Department of Dermatology and Cutaneous Biology, Jefferson Medical College, and Jefferson Institute of Molecular Medicine, Thomas Jefferson University, 233 South 10th Street, Suite 450 BLSB, Philadelphia, PA, 19107, USA
J Mol Med (Berl) 88:173-81. 2010..These findings suggest a role for both the GGCX gene and the genetic background as well as dietary factors in modulating the phenotypic severity of PXE caused by loss-of-function mutations in ABCC6...
Pseudoxanthoma elasticum is a metabolic diseaseQiujie Jiang
Department of Dermatology and Cutaneous Biology, Thomas Jefferson University, Philadelphia, Pennsylvania 19107, USA
J Invest Dermatol 129:348-54. 2009....
Tissue-specific expression of the ABCC6 geneYasushi Matsuzaki
Department of Dermatology and Cutaneous Biology, Jefferson Medical College, Philadelphia, Pennsylvania 19107, USA
J Invest Dermatol 125:900-5. 2005..The results have implications for mutation detection strategies in PXE by RT-PCR, and they further support the notion that PXE is a primary metabolic disorder...
Extracellular matrix protein 1 interacts with the domain III of fibulin-1C and 1D variants through its central tandem repeat 2Norihiro Fujimoto
Jefferson Medical College and Jefferson Institute of Molecular Medicine, Thomas Jefferson University, Philadelphia, PA 19107, USA
Biochem Biophys Res Commun 333:1327-33. 2005....
Transcriptional regulation and characterization of the promoter region of the human ABCC6 geneQiujie Jiang
Department of Dermatology and Cutaneous Biology, Jefferson Medical College, Thomas Jefferson University, Philadelphia, Pennsylvania 19107, USA
J Invest Dermatol 126:325-35. 2006..These findings may have implications for phenotypic expression of heritable and acquired diseases involving abnormality in the ABCC6 gene...
Suprabasal Dsg2 expression in transgenic mouse skin confers a hyperproliferative and apoptosis-resistant phenotype to keratinocytesDonna Brennan
Department of Dermatology and Cutaneous Biology, Jefferson Medical College, Thomas Jefferson University, 233 South 10th Street, Philadelphia, PA 19107, USA
J Cell Sci 120:758-71. 2007..In summary, overexpression of Dsg2 in epidermal keratinocytes deregulates multiple signaling pathways associated with increased growth rate, anchorage-independent cell survival, and the development of skin tumors in vivo...
Pseudoxanthoma elasticum: oxidative stress and antioxidant diet in a mouse model (Abcc6-/-)Qiaoli Li
Department of Dermatology and Cutaneous Biology, Jefferson Medical College and Jefferson Institute of Molecular Medicine, Thomas Jefferson University, Philadelphia, Pennsylvania 19107, USA
J Invest Dermatol 128:1160-4. 2008..These results suggest that the Abcc6(-/-) mice suffer from chronic oxidative stress but this does not contribute to connective tissue mineralization, the hallmark of PXE...
Collagen fibril formation. A new target to limit fibrosisHye Jin Chung
Department of Dermatology and Cutaneous Biology, Jefferson Medical College, Thomas Jefferson University, Philadelphia, Pennsylvania 19107, USA
J Biol Chem 283:25879-86. 2008..We conclude that inhibiting extracellular steps of the fibrotic process provides a novel approach to limit fibrosis in a number of tissues and organs...
Mutations in the GGCX and ABCC6 genes in a family with pseudoxanthoma elasticum-like phenotypesQiaoli Li
Department of Dermatology and Cutaneous Biology, Jefferson Medical College, Jefferson Institute of Molecular Medicine, Thomas Jefferson University, Philadelphia, Pennsylvania 19107, USA
J Invest Dermatol 129:553-63. 2009..These findings expand the molecular basis of PXE-like phenotypes, and suggest a role for multiple genetic factors in pathologic tissue mineralization in general...
Co-existent pseudoxanthoma elasticum and vitamin K-dependent coagulation factor deficiency: compound heterozygosity for mutations in the GGCX geneQiaoli Li
Department of Dermatology and Cutaneous Biology, Jefferson Medical College and Jefferson Institute of Molecular Medicine, Thomas Jefferson University, Philadelphia, PA 19107, USA
Am J Pathol 174:534-40. 2009..Our findings also confirm GGCX as the second gene locus causing PXE...
Compound heterozygous desmoplakin mutations result in a phenotype with a combination of myocardial, skin, hair, and enamel abnormalitiesMy G Mahoney
Department of Dermatology and Cutaneous Biology, Thomas Jefferson University, Philadelphia, Pennsylvania, USA
J Invest Dermatol 130:968-78. 2010..To conclude, we describe a combination of DP mutation phenotypes affecting the skin, heart, hair, and teeth. This patient case emphasizes the importance of heart examination of patients with desmosomal genodermatoses...
Progress in heritable skin diseases: translational implications of mutation analysis and prospects of molecular therapies*Jouni Uitto
Department of Dermatology, and Cutaneous Biology, Jefferson Medical College, and Jefferson Institute of Molecular Medicine, Thomas Jefferson University, 233 South 10th Street, Suite 450 BLSB, USA
Acta Derm Venereol 89:228-35. 2009..Collectively, advances in the molecular genetics of heritable skin diseases clearly emphasize the value of basic research for improved diagnostics and patient care for genetic skin diseases...
Diseases of epidermal keratins and their linker proteinsJouni Uitto
Department of Dermatology and Cutaneous Biology, Jefferson Medical College, and Jefferson Institute of Molecular Medicine, Thomas Jefferson University, Philadelphia, PA 19107, USA
Exp Cell Res 313:1995-2009. 2007..Finally, precise knowledge of the mutations is a prerequisite for development of gene therapy approaches to counteract, and potentially cure, these often devastating and currently intractable diseases...
Zebrafish: a model system to study heritable skin diseasesQiaoli Li
Department of Dermatology and Cutaneous Biology, Jefferson Medical College, Thomas Jefferson University, Philadelphia, Pennsylvania, USA
J Invest Dermatol 131:565-71. 2011..These observations suggest that zebrafish provide a useful model system to study the molecular aspects of skin development, as well as the pathogenesis and treatment of select heritable skin diseases...
Administration of vitamin K does not counteract the ectopic mineralization of connective tissues in Abcc6 (-/-) mice, a model for pseudoxanthoma elasticumQiujie Jiang
Department of Dermatology and Cutaneous Biology, Thomas Jefferson University, Philadelphia, PA, USA
Cell Cycle 10:701-7. 2011..Collectively, our data suggest that vitamin K deficiency in the peripheral tissues is not a simple explanation for development of mineral deposits in PXE...
Targeted inactivation of murine laminin gamma2-chain gene recapitulates human junctional epidermolysis bullosaXianmin Meng
Department of Dermatology and Cutaneous Biology, Jefferson Medical College, and Jefferson Institute of Molecular Medicine, Thomas Jefferson University, Philadelphia, Pennsylvania 19107, USA
J Invest Dermatol 121:720-31. 2003..In summary, Lamc2-/- mouse recapitulates human JEB and provides novel insight into the role of laminin 5 in keratinocyte biology...
Single amino acid substitutions in procollagen VII affect early stages of assembly of anchoring fibrilsRaymond Brittingham
Department of Dermatology and Cutaneous Biology, Thomas Jefferson University, Philadelphia, Pennsylvania 19107, USA
J Biol Chem 280:191-8. 2005....
Epidermolysis bullosa simplex: recurrent and de novo mutations in the KRT5 and KRT14 genes, phenotype/genotype correlations, and implications for genetic counseling and prenatal diagnosisEllen G Pfendner
Department of Dermatology and Cutaneous Biology, Jefferson Medical College, Jefferson Institute of Molecular Medicine, Thomas Jefferson University, Philadelphia, Pennsylvania 19107, USA
J Invest Dermatol 125:239-43. 2005..These findings have implications for genetic counseling and prenatal diagnosis for EBS...
Pseudoxanthoma elasticum-like phenotypes: more diseases than oneJouni Uitto
Department of Dermatology and Cutaneous Biology, Jefferson Medical College, and Jefferson Institute of Molecular Medicine, Thomas Jefferson University, Philadelphia, Pennsylvania 19107, USA
J Invest Dermatol 127:507-10. 2007..This report expands the clinical spectrum of PXE-like conditions and also provides potential insights into the ectopic mineralization process...
High-affinity binding of the NC1 domain of collagen VII to laminin 5 and collagen IVRaymond Brittingham
Department of Dermatology and Cutaneous Biology, Jefferson Medical College, and Jefferson Institute of Molecular Medicine, Thomas Jefferson University, Philadelphia, PA 19107, USA
Biochem Biophys Res Commun 343:692-9. 2006....
Extracellular matrix in cutaneous ageing: the effects of 0.1% copper-zinc malonate-containing cream on elastin biosynthesisMy G Mahoney
Department of Dermatology and Cutaneous Biology, Jefferson Medical College, Thomas Jefferson University, Philadelphia, PA 19107, USA
Exp Dermatol 18:205-11. 2009..1% copper-zinc malonate-containing cream has the propensity to increase elastin synthesis in human skin in vivo, and that regeneration of elastic fibres may contribute to wrinkle effacement in female patients with photoaged facial skin...
Mouse Samd9l is not a functional paralogue of the human SAMD9, the gene mutated in normophosphataemic familial tumoral calcinosisQiaoli Li
Department of Dermatology and Cutaneous Biology, Jefferson Medical College, Jefferson Institute of Molecular Medicine, Thomas Jefferson University, Philadelphia, PA, USA
Exp Dermatol 21:554-6. 2012..Collectively, the results suggest that mouse Samd9l is not a functional paralogue of human SAMD9...
Pseudoxanthoma elasticum, the paradigm of heritable ectopic mineralization disorders - can diet help?Jennifer Larusso
Department of Dermatology and Cutaneous Biology, Jefferson Medical College, Jefferson Institute of Molecular Medicine, Thomas Jefferson University, Philadelphia, USA
J Dtsch Dermatol Ges 9:586-93. 2011..These and related observations suggest that changes in the diet might counteract the progression of PXE and improve the quality of life of patients with this, currently intractable, disease...
Recessive dystrophic epidermolysis bullosa-associated squamous-cell carcinoma: an enigmatic entity with complex pathogenesisUlrich Rodeck
Department of Dermatology and Cutaneous Biology, Jefferson Medical College, and Jefferson Institute of Molecular Medicine, Thomas Jefferson University, Philadelphia, Pennsylvania 19107, USA
J Invest Dermatol 127:2295-6. 2007..This view is challenged here by the observation that SCCs do develop in RDEB patients lacking expression of collagen VII altogether. The aggressive behavior of RDEB-associated SCCs remains unexplained...
Protein therapeutics for junctional epidermolysis bullosa: incorporation of recombinant beta3 chain into laminin 332 in beta3-/- keratinocytes in vitroOlga Igoucheva
Department of Dermatology and Cutaneous Biology, Jefferson Medical College, Jefferson Institute of Molecular Medicine, Thomas Jefferson University, Philadelphia, Pennsylvania 19107, USA
J Invest Dermatol 128:1476-86. 2008....
The Samd9L gene: transcriptional regulation and tissue-specific expression in mouse developmentQiujie Jiang
Department of Dermatology and Cutaneous Biology, Jefferson Medical College, Philadelphia, Pennsylvania, USA
J Invest Dermatol 131:1428-34. 2011..These findings assist in understanding the regulation of Samd9L in the context of its paralogous gene, SAMD9, which harbors mutations in NFTC...
Anchorless keratinocyte survival: an emerging pathogenic mechanism for squamous cell carcinoma in recessive dystrophic epidermolysis bullosaUlrich Rodeck
Department of Dermatology and Cutaneous Biology, Jefferson Medical College, Thomas Jefferson University, Philadelphia, PA 19107, USA
Exp Dermatol 16:465-7. 2007..This commentary focuses on potential molecular mechanisms by which expression of the NC1 fragment may augment anchorage-independent growth and survival of malignant keratinocytes...
Type VII collagen: the anchoring fibril protein at fault in dystrophic epidermolysis bullosaHye Jin Chung
Department of Dermatology and Cutaneous Biology, Jefferson Medical College, and Jefferson Institute of Molecular Medicine, Thomas Jefferson University, 233 South 10th Street, Suite 450 BLSB, Philadelphia, PA 19107, USA
Dermatol Clin 28:93-105. 2010....
Differential structural properties and expression patterns suggest functional significance for multiple mouse desmoglein 1 isoformsDonna Brennan
Department of Dermatology and Cutaneous Biology, Thomas Jefferson University, Philadelphia, PA, USA
Differentiation 72:434-49. 2004..These results suggest that the developmental complexity of mouse tissues, including skin and hair, may play a significant role in the evolutionary driving force to maintain multiple Dsg1 genes in mouse...
The abcc6a gene expression is required for normal zebrafish developmentQiaoli Li
Department of Dermatology and Cutaneous Biology, Jefferson Medical College and Jefferson Institute of Molecular Medicine, Thomas Jefferson University, Philadelphia, Pennsylvania 19107, USA
J Invest Dermatol 130:2561-8. 2010..These results suggest that abcc6a is an essential gene for normal zebrafish development and provide insight into the function of ABCC6, the gene mutated in PXE...
Pseudoxanthoma elasticum is a recessive disease characterized by compound heterozygosityFranziska Ringpfeil
Department of Dermatology and Cutaneous Biology, Jefferson Medical College, Philadelphia, Pennsylvania 19107, USA
J Invest Dermatol 126:782-6. 2006..Missense mutations were frequently detected in the latter cases. In conclusion, PXE is inherited in an autosomal recessive manner and presence of disease in two generations is due to pseudodominance...
Progress in molecular genetics of heritable skin diseases: the paradigms of epidermolysis bullosa and pseudoxanthoma elasticumJouni Uitto
Department of Dermatology and Cutaneous Biology, Jefferson Medical College, Philadelphia, Pennsylvania 19107, USA
J Investig Dermatol Symp Proc 7:6-16. 2002..This overview presented in the 50th Annual Symposium on the biology of the skin, highlights the progress made in the molecular genetics of heritable skin diseases over the past decade...
Magnesium reduces carotid intima-media thickness in a mouse model of pseudoxanthoma elasticum: a novel treatment biomarkerErine A Kupetsky-Rincon
Department of Dermatology and Cutaneous Biology, Thomas Jefferson University, Philadelphia, Pennsylvania, USA
Clin Transl Sci 5:259-64. 2012..In that context, magnesium oxide significantly reduced CIMT in PXE mice, and may be useful for disease prevention in PXE patients...
Novel molecular therapies for heritable skin disordersJouni Uitto
Departments of Dermatology and Cutaneous Biology, and Biochemistry and Molecular Biology, Jefferson Medical College, and Jefferson Institute of Molecular Medicine, Thomas Jefferson University, Philadelphia, Pennsylvania 19107, USA
J Invest Dermatol 132:820-8. 2012....
Fluorescent protein markers to tag collagenous proteins: the paradigm of procollagen VIIHye Jin Chung
Department of Dermatology and Cutaneous Biology, Jefferson Medical College, Thomas Jefferson University, Philadelphia, PA 19107, USA
Biochem Biophys Res Commun 390:662-6. 2009..Our study provides a basis for employing fluorescent proteins as tags for complex structural proteins of extracellular matrix...
Pseudoxanthoma elasticum: a metabolic disease?Qiujie Jiang
Department of Dermatology and Cutaneous Biology, Jefferson Medical College, and Jefferson Institute of Molecular Medicine, Thomas Jefferson University, Philadelphia, Pennsylvania 19107, USA
J Invest Dermatol 126:1440-1. 2006..Le Saux et al. have now provided partial support for the notion that PXE is primarily a metabolic disorder...
Noninvasive assessment of UV-induced skin damage: comparison of optical measurements to histology and MMP expressionElisabeth Papazoglou
School of Biomedical Engineering, Science and Health Systems, Drexel University, Philadelphia, PA, USA
Photochem Photobiol 86:138-45. 2010..Increased skin fluorescence is observed with increasing UV exposure. The levels of MMP-13 increase as the cumulative UV dose increases but their increase does not correspond to noninvasively measured changes...
Plectin gene mutations can cause epidermolysis bullosa with pyloric atresiaEllen Pfendner
Department of Dermatology and Cutaneous Biology, Jefferson Medical College, Philadelphia, Pennsylvania, USA
J Invest Dermatol 124:111-5. 2005..Our findings provide evidence for additional molecular heterogeneity in EB, and emphasize the importance of screening EB-PA patients not only for alpha6beta4 integrin but also for plectin deficiency...
Integration of investigative dermatology into the global biomedical research enterprise: past, present, and futureJouni Uitto
Department of Dermatology and Cutaneous Biology, Jefferson Medical College, and Jefferson Institute of Molecular Medicine, Thomas Jefferson University, Philadelphia, Pennsylvania 19107, USA
J Invest Dermatol 132:1029-32. 2012....
Progress in epidermolysis bullosa: genetic classification and clinical implicationsJouni Uitto
Department of Dermatology and Cutaneous Biology, Jefferson Medical College, Philadelphia, PA 19107, USA
Am J Med Genet C Semin Med Genet 131:61-74. 2004....
Periplakin gene targeting reveals a constituent of the cornified cell envelope dispensable for normal mouse developmentSirpa Aho
Department of Dermatology and Cutaneous Biology, Jefferson Medical College, Thomas Jefferson University, Philadelphia, PA 19107, USA
Mol Cell Biol 24:6410-8. 2004..Consequently, the primary role of periplakin may not relate to the physiology of the cornified cell envelope in epidermal keratinocytes but may reside in the challenges, which normal laboratory mice do not encounter...
Pseudoxanthoma elasticum: a streamlined, ethnicity-based mutation detection strategyJennifer Larusso
Department of Dermatology and Cutaneous Biology, Jefferson Medical College, and Jefferson Institute of Molecular Medicine, Thomas Jefferson University, Philadelphia, Pennsylvania, USA
Clin Transl Sci 3:295-8. 2010..This will facilitate the identification of individuals at risk, improving their care to prevent ophthalmological and vascular disease...
Transcriptional control of the mouse Col7a1 gene in keratinocytes: basal and transforming growth factor-beta regulated expressionMichael Naso
Department of Dermatology and Cutaneous Biology, Jefferson Medical College, Thomas Jefferson University, Philadelphia, Pennsylvania 19107, USA
J Invest Dermatol 121:1469-78. 2003..Collectively, these findings attest to the complex regulation of Col7a1 transcription in epidermal keratinocytes...
Epidermolysis bullosa: prospects for cell-based therapiesJouni Uitto
Department of Dermatology and Cutaneous Biology, Jefferson Medical College, and Jefferson Institute of Molecular Medicine, Thomas Jefferson University, Philadelphia, Pennsylvania 19107, USA
J Invest Dermatol 128:2140-2. 2008..In this issue, Wong et al. (2008) demonstrate the feasibility of direct intradermal injection of allogeneic fibroblasts to the lesional skin of patients with recessive dystrophic EB, with improvement in skin fragility...
Epidermolysis Bullosa Simplex with mottled pigmentation: mutation analysis in the first reported Hispanic pedigree with the largest single generation of affected individuals to dateDaniel Shurman
Department of Dermatology and Cutaneous Biology, Thomas Jefferson University, Philadelphia, PA, USA, and Department of Clinical Genetics, Helsinki University Central Hospital, Finland
Eur J Dermatol 16:132-5. 2006..In both families, the heterozygous transition mutation 74C-->T of the keratin 5 gene, which results in amino acid substitution P25L, completely co-segregated with the EBS-MP phenotype...
Prenatal diagnosis for epidermolysis bullosa: a study of 144 consecutive pregnancies at riskEllen G Pfendner
Department of Dermatology, Jefferson Medical College and The Jefferson Institute of Molecular Medicine, Thomas Jefferson University, Philadelphia 19107, USA
Prenat Diagn 23:447-56. 2003..Overall, the availability, relative ease, and over 98% success rate make molecular DNA-based prenatal diagnosis a viable option for EB families at risk...
Progress in epidermolysis bullosa research: toward treatment and cureJouni Uitto
Department of Dermatology and Cutaneous Biology, Jefferson Medical College, Thomas Jefferson University, Philadelphia, Pennsylvania, USA
J Invest Dermatol 130:1778-84. 2010..This progress has now formed the basis for development of novel molecular therapies for this disease...
Unique role for the periplakin tail in intermediate filament association: specific binding to keratin 8 and vimentinShideh Kazerounian
Department of Dermatology and Cutaneous Biology, Jefferson Medical College, Thomas Jefferson University, Philadelphia, Pennsylvania 19107, USA
Exp Dermatol 11:428-38. 2002....
IL-6 signaling pathway in keloids: a target for pharmacologic intervention?Jouni Uitto
Department of Dermatology and Cutaneous Biology, Jefferson Medical College, and Jefferson Institute of Molecular Medicine, Thomas Jefferson University, Philadelphia, Pennsylvania 19107, USA
J Invest Dermatol 127:6-8. 2007..These observations imply the feasibility of a pharmacologic platform, based on the targeting of the IL-6 signaling pathway, in keloids...
The role of elastin and collagen in cutaneous aging: intrinsic aging versus photoexposureJouni Uitto
Department of Dermatology and Cutaneous Biology, Jefferson Medical College, Philadelphia, PA, USA
J Drugs Dermatol 7:s12-6. 2008..This provides a mechanism for enhanced elastin biosynthesis, which contributes to the clinical and morphologic changes observed in photoaged skin...
Epidermolysis bullosa with pyloric atresiaHye Jin Chung
Department of Dermatology and Cutaneous Biology, Jefferson Medical College, Jefferson Institute of Molecular Medicine, Thomas Jefferson University, 233 South 10th Street, Suite 450 BLSB, Philadelphia, PA 19107, USA
Dermatol Clin 28:43-54. 2010..This article describes the clinical and pathologic features and molecular genetics of EB-PA, the mutations in the alpha(6)beta(4) integrin and plectin genes that cause EB-PA, and the clinical implications of molecular genetics on EB-PA...
The gene family of ABC transporters--novel mutations, new phenotypesJouni Uitto
Jefferson Medical College and Jefferson Institute of Molecular Medicine, Thomas Jefferson University, Philadelphia, PA 19107, USA
Trends Mol Med 11:341-3. 2005..These findings have a major impact on the molecular genetics of these devastating disorders in terms of DNA-based prenatal testing and pre-implantation genetic diagnosis...
Missense mutations in GJB2 encoding connexin-26 cause the ectodermal dysplasia keratitis-ichthyosis-deafness syndromeGabriele Richard
Department of Dermatology and Cutaneous Biology and Jefferson Institute of Molecular Medicine, Thomas Jefferson University, Philadelphia, PA 19107, USA
Am J Hum Genet 70:1341-8. 2002....
Genetic heterogeneity in erythrokeratodermia variabilis: novel mutations in the connexin gene GJB4 (Cx30.3) and genotype-phenotype correlationsGabriele Richard
Department of Dermatology and Cutaneous Biology, Jefferson Medical College, and Jefferson Institute of Molecular Medicine, Thomas Jefferson University, Philadelphia, Pennsylvania 19107, USA
J Invest Dermatol 120:601-9. 2003..In conclusion, our results demonstrate genetic heterogeneity in erythrokeratodermia variabilis, and emphasize that intercellular communication mediated by both Cx31 and Cx30.3 is crucial for epidermal differentiation...
Expression of the Abca-subfamily of genes in Abcc6-/- mice--upregulation of Abca4Qiaoli Li
Exp Dermatol 20:452-4. 2011..In the same mice, Abca4 was not upregulated in the eyes or the kidney, suggesting that the upregulation of Abca4 in the liver is a tissue-specific compensatory consequence of the 'knock-out' of Abcc6...
Probing the fetal genome: progress in non-invasive prenatal diagnosisJouni Uitto
Department of Dermatology and Cutaneous Biology, Jefferson Medical College, and Jefferson Institute of Molecular Medicine, Thomas Jefferson University, Philadelphia, PA 19107, USA
Trends Mol Med 9:339-43. 2003..Recently, progress has been made towards the development of novel strategies that are expected to provide non-invasive means for early prenatal diagnosis in pregnancy...
Ehlers-Danlos syndrome-molecular genetics beyond the collagensJouni Uitto
Department of Dermatology and Cutaneous Biology, Jefferson Medical College, Philadelphia, Pennsylvania, USA
J Invest Dermatol 122:xii-xiii. 2004
Junctional epidermolysis bullosa in the Middle East: clinical and genetic studies in a series of consanguineous familiesAoi Nakano
Department of Dermatology and Cutaneous Biology, Jefferson Medical College and Institute of Molecular Medicine, Thomas Jefferson University, Philadelphia, PA, USA
J Am Acad Dermatol 46:510-6. 2002....
Progress in heritable skin diseases: molecular bases and clinical implicationsLeena Pulkkinen
Department of Dermatology and Cutaneous Biology, Jefferson Medical College, Thomas Jefferson University, 233 South 10th Street, Philadelphia, PA 19107, USA
J Am Acad Dermatol 47:91-104. 2002
Laminin 5 mutations in junctional epidermolysis bullosa: molecular basis of Herlitz vs. non-Herlitz phenotypesAoi Nakano
Department of Dermatology and Cutaneous Biology, Jefferson Medical College, Thomas Jefferson University, 233 S 10th Street, Suite 450 BLSB, Philadelphia, Pennsylvania, USA
Hum Genet 110:41-51. 2002..Collectively, these findings, together with the global laminin 5 mutation database, contribute to our understanding of the genotype/phenotype correlations explaining the Herlitz vs non-Herlitz phenotypes...
Genetic heterogeneity of cutis laxa: a heterozygous tandem duplication within the fibulin-5 (FBLN5) geneDessislava Markova
Department of Dermatology and Cutaneous Biology, Thomas Jefferson University, Philadelphia, PA 19107, USA
Am J Hum Genet 72:998-1004. 2003..The results demonstrate that a heterozygous mutation in fibulin-5 can cause cutis laxa and also suggest that fibulin-5 and elastin gene mutations are not the exclusive cause of the disease...
Animal models of epidermolysis bullosa--targets for gene therapyQiu-Jie Jiang
Department of Dermatology and Cutaneous Biology, Jefferson Medical College, Jefferson Institute of Molecular Medicine, Thomas Jefferson University, Philadelphia, PA, USA
J Invest Dermatol 124:xi-xiii. 2005
Loss of cell adhesion in Dsg3bal-Pas mice with homozygous deletion mutation (2079del14) in the desmoglein 3 geneLeena Pulkkinen
Department of Dermatology and Cutaneous Biology, Jefferson Medical College, and Jefferson Institute of Molecular Medicine, Thomas Jefferson University, Philadelphia, PA 19107, USA
J Invest Dermatol 119:1237-43. 2002..Collectively, these data showed that the perturbation of desmoglein 3 found in the Dsg3bal-Pas mice resulted in disadhesion of keratinocytes manifested with blistering phenotype...
Procollagen VII self-assembly depends on site-specific interactions and is promoted by cleavage of the NC2 domain with procollagen C-proteinaseMorgana Colombo
Department of Dermatology and Cutaneous Biology, Thomas Jefferson University, Philadelphia, Pennsylvania 19107, USA
Biochemistry 42:11434-42. 2003....
Interspecies conservation and differential expression of mouse desmoglein gene familyMy G Mahoney
Department of Dermatology and Cutaneous Biology, Thomas Jefferson University, Philadelphia, PA 19107, USA
Exp Dermatol 11:115-25. 2002..In summary, while desmogleins share high homology at both the gene and protein level, their expression is spatially and temporally regulated, potentially contributing to their significant role in cell-cell adhesion during development...
Mutation detection in the ABCC6 gene and genotype-phenotype analysis in a large international case series affected by pseudoxanthoma elasticumEllen G Pfendner
GeneDx Inc, 207 Perry Parkway, Gaithersburg, Maryland 20877, USA
J Med Genet 44:621-8. 2007..It is caused by mutations in the ABCC6 (ATP binding cassette family C member 6) gene, which encodes MRP6 (multidrug resistance-associated protein 6)...
Disorganization of the desmin cytoskeleton and mitochondrial dysfunction in plectin-related epidermolysis bullosa simplex with muscular dystrophyRolf Schroder
Department of Neurology, University of Bonn, Germany
J Neuropathol Exp Neurol 61:520-30. 2002..Beyond EBS-MD, our data may contribute to the understanding of other myopathies characterized by sarcoplasmic IF accumulations such as desminopathies or alpha-B-crystallinopathies...
KRT14 haploinsufficiency results in increased susceptibility of keratinocytes to TNF-alpha-induced apoptosis and causes Naegeli-Franceschetti-Jadassohn syndromeJennie Lugassy
Laboratory of Molecular Dermatology and Department of Dermatology, Rambam Health Care Campus, Haifa, Israel
J Invest Dermatol 128:1517-24. 2008....
Transcriptional regulation of the 230-kDa bullous pemphigoid antigen gene expression by interferon regulatory factor 1 and interferon regulatory factor 2 in normal human epidermal keratinocytesMaiko Odanagi
Department of Dermatology, Hirosaki University School of Medicine, Aomori, Japan
Exp Dermatol 13:773-9. 2004..Our results suggest that IFN-gamma-IRF system is involved in BPAG1 gene regulation in type-1 helper T-cell inflammatory skin conditions, such as psoriasis vulgaris...
Breaking the connection: caspase 6 disconnects intermediate filament-binding domain of periplakin from its actin-binding N-terminal regionAndrey E Kalinin
Laboratory of Skin Biology, National Institute of Arthritis and Musculoskeletal and Skin Diseases, National Institutes of Health, Bethesda, Maryland, USA
J Invest Dermatol 124:46-55. 2005..We show that specific cleavage products co-exist with the full-length periplakin in cells, suggesting physiological consequences due to their altered binding specificities...
A deleterious mutation in SAMD9 causes normophosphatemic familial tumoral calcinosisOrit Topaz
Department of Dermatology and Laboratory of Molecular Dermatology, Rambam Health Care Campus, Haifa, Israel
Am J Hum Genet 79:759-64. 2006..Our data suggest that SAMD9 is involved in the regulation of extraosseous calcification, a process of considerable importance in a wide range of diseases as common as atherosclerosis and autoimmune disorders...
Plectin deficient epidermolysis bullosa simplex with 27-year-history of muscular dystrophyYoshie Takahashi
Department of Dermatology, Kurume University School of Medicine, 67 Asahimachi, Kurume, Fukuoka 830-0011, Japan
J Dermatol Sci 37:87-93. 2005..However, she can still breathe and swallow by herself. This is the patient of this disease with the longest follow-up, and may indicate the slow progress of muscular condition of this disease...
Desmoglein 4 in hair follicle differentiation and epidermal adhesion: evidence from inherited hypotrichosis and acquired pemphigus vulgarisAna Kljuic
Department of Genetics and Development, Columbia University, New York, NY 10032, USA
Cell 113:249-60. 2003..We provide evidence that desmoglein 4 is a key mediator of keratinocyte cell adhesion in the hair follicle, where it coordinates the transition from proliferation to differentiation...
Development of tissue-targeting hemagglutinating virus of Japan envelope vector for successful delivery of therapeutic gene to mouse skinMasako Kawachi
Division of Gene Therapy Science, Graduate School of Medicine, Osaka University, Suita, Osaka 565 0871, Japan
Hum Gene Ther 18:881-94. 2007..Thus, a novel tissue-targeting HVJ-E could be used to successfully target epidermal keratinocytes both in vitro and in vivo...
Severe mucous membrane involvement in epidermolysis bullosa simplex with muscular dystrophy due to a novel plectin gene mutationUlrike Schara
Department of Paediatrics and Paediatric Neurology, Ruhr University Bochum, Alexandrinenstrasse 5, 44791 Bochum, Germany
Eur J Pediatr 163:218-22. 2004..CONCLUSION: The complete lack of protein expression, which may be attributed to a nonsense-mediated plectin mRNA decay, is likely to cause muscular dystrophy and other multisystem involvement later in life...
Epidermolytic hyperkeratosis and epidermolysis bullosa simplex caused by frameshift mutations altering the v2 tail domains of keratin 1 and keratin 5Eli Sprecher
Department of Dermatology and Laboratory of Molecular Dermatology, Rambam Medical Center, Haifa, Israel
J Invest Dermatol 120:623-6. 2003..Our results, together with previous observations, establish the existence of a subgroup of keratin disorders due to frameshift mutations altering the keratin tail domains that are characterized by phenotypic heterogeneity...
Bone marrow cell transfer into fetal circulation can ameliorate genetic skin diseases by providing fibroblasts to the skin and inducing immune toleranceTakenao Chino
Division of Gene Therapy Science, Osaka University Graduate School of Medicine, 2 2 Yamadaoka, Suita, Osaka 565 0871, Japan
Am J Pathol 173:803-14. 2008..Thus, gene therapy using E-BMT into the fetal circulation may offer a potential treatment option to ameliorate genetic skin diseases that are characterized by fibroblast dysfunction through the introduction of immune-tolerated BMDFs...
Keratinocyte responsive element 3: analysis of a keratinocyte-specific regulatory sequence in the 230-kDa bullous pemphigoid antigen gene promoterYasushi Matsuzaki
Department of Dermatology, Hirosaki University School of Medicine, Hirosaki, Japan
J Invest Dermatol 120:308-12. 2003..These data suggest that keratinocyte responsive element 3 functions as a position-, copy number-, and orientation-dependent cis-element contributing to tissue-specific regulation of the 230-kDa bullous pemphigoid antigen gene...
Calcineurin/NFAT-dependent regulation of 230-kDa bullous pemphigoid antigen (BPAG1) gene expression in normal human epidermal keratinocytesTakayuki Aizu
Department of Dermatology, Hirosaki University School of Medicine, 5 Zaifu cho, Hirosaki 036 8562, Japan
J Dermatol Sci 51:45-51. 2008..We also investigated whether the keratinocyte-specific gene expression is modified by CsA through NFAT activity in association with differentiation induction...
Mice deficient in involucrin, envoplakin, and periplakin have a defective epidermal barrierLisa M Sevilla
Cancer Research UK, Cambridge Research Institute, Li Ka Shing Centre, Cambridge CB2 0RE, England, UK
J Cell Biol 179:1599-612. 2007..Thus, combined loss of the cornified envelope proteins not only impairs the epidermal barrier, but also changes the composition of T cell subpopulations in the skin...
Novel clinico-molecular insights in pseudoxanthoma elasticum provide an efficient molecular screening method and a comprehensive diagnostic flowchartOlivier M Vanakker
Center for Medical Genetics, Ghent University Hospital, Ghent, Belgium
Hum Mutat 29:205. 2008..Additionally, we created a diagnostic flowchart and attempted to define the role of molecular analysis of ABCC6 in the work-up of a PXE patient...
Normophosphatemic familial tumoral calcinosis is caused by deleterious mutations in SAMD9, encoding a TNF-alpha responsive proteinIlana Chefetz
Laboratory of Molecular Dermatology and Department of Dermatology, Rambam Health Care Campus, Haifa, Israel
J Invest Dermatol 128:1423-9. 2008..These data link NFTC and SAMD9 to the TNF-alpha signaling pathway, suggesting a role for this system in the regulation of extra-osseous calcification...
Comparison of 1D and 2D NMR spectroscopy for metabolic profilingQue N Van
Laboratory of Proteomics and Analytical Technologies, Advanced Technology Program, SAIC Frederick, Inc, National Cancer Institute at Frederick, Frederick, Maryland 21702, USA
J Proteome Res 7:630-9. 2008..While acquisition of the 2D data require more time, the data obtained resulted in a more meaningful and comprehensive metabolic profile, aided in metabolite identifications, and minimized ambiguities in peak assignments...
