Research Topics
| G DiamondSummaryAffiliation: New Jersey Country: USA Publications
Research Grants
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Detail Information
Publications
Transcriptional regulation of beta-defensin gene expression in tracheal epithelial cellsG Diamond
Department of Anatomy, Cell Biology and Injury Sciences, UMDNJ New Jersey Medical School, Newark, New Jersey 07103, USA
Infect Immun 68:113-9. 2000..Together, these observations indicate that a strategy for the induction of peptide-based antimicrobial innate immunity is conserved among evolutionarily diverse organisms...
Induction of cathelicidin in normal and CF bronchial epithelial cells by 1,25-dihydroxyvitamin D(3)Sunghan Yim
Department of Oral Biology, UMDNJ New Jersey Dental School, 185 South Orange Ave, Newark, NJ 07103, USA
J Cyst Fibros 6:403-10. 2007..Furthermore, serum levels of vitamin D are often deficient in cystic fibrosis (CF) patients...
One of two human lactoferrin variants exhibits increased antibacterial and transcriptional activation activities and is associated with localized juvenile periodontitisKabilan Velliyagounder
Department of Oral Biology, New Jersey Dental School, Graduate School of Biomedical Sciences, University of Medicine and Dentistry of New Jersey, Newark, New Jersey 07103, USA
Infect Immun 71:6141-7. 2003..Our findings suggest that these two lactoferrin variants are functionally different and that these differences may contribute to the pathogenesis of localized juvenile periodontitis...
Activity of an antimicrobial peptide mimetic against planktonic and biofilm cultures of oral pathogensNicholas Beckloff
Department of Oral Biology, UMDNJ New Jersey Dental School, 185 South Orange Ave, Newark, NJ 07103, USA
Antimicrob Agents Chemother 51:4125-32. 2007..We conclude that mPE and similar molecules display great potential for development as therapeutic antimicrobials...
The roles of antimicrobial peptides in innate host defenseGill Diamond
Department of Oral Biology, UMDNJ New Jersey Dental School, Newark, NJ 07101, USA
Curr Pharm Des 15:2377-92. 2009..These peptides represent not only an important component of innate host defense against microbial colonization and a link between innate and adaptive immunity, but also form a foundation for the development of new therapeutic agents...
Beta-defensins: what are they really doing in the oral cavity?G Diamond
Department of Oral Biology, UMDNJ New Jersey Dental School, Newark, NJ 07101, USA
Oral Dis 17:628-35. 2011..Together, the in vitro, in vivo and human studies suggest that these peptides are important in the biology of the oral cavity; exactly how is still subject to speculation...
The innate immune response of the respiratory epitheliumG Diamond
Department of Anatomy, Cell Biology and Injury Sciences, UMDNJ New Jersey Medical School, Newark 07103, USA
Immunol Rev 173:27-38. 2000..This can lead to increased susceptibility to airway infections...
Host defense peptides in the oral cavity and the lung: similarities and differencesG Diamond
Department of Oral Biology, UMDNJ New Jersey Dental School, 185 South Orange Ave, Newark 07103, NJ 07101, USA
J Dent Res 87:915-27. 2008..In this review, we examine the differences and similarities between host defense peptides in the oral cavity and the airway, to gain a better understanding of their contributions to immunity...
Activity of antimicrobial peptide mimetics in the oral cavity: II. Activity against periopathogenic biofilms and anti-inflammatory activityJ Hua
Department of Oral Biology, UMDNJ New Jersey Dental School, Newark, NJ 07103, USA
Mol Oral Microbiol 25:426-32. 2010....
Isolation and characterization of pleurocidin, an antimicrobial peptide in the skin secretions of winter flounderA M Cole
Department of Anatomy, Cell Biology and Injury Sciences, UMDNJ New Jersey Medical School and Graduate School of Biomedical Sciences, Newark, New Jersey 07103, USA
J Biol Chem 272:12008-13. 1997..Immunohistochemistry locates pleurocidin in the epithelial mucous cells of flounder skin. Pleurocidin represents a novel antimicrobial peptide found in fish and may play a role in innate host defense...
Antimicrobial peptides in the airwayD M Laube
Department of Oral Biology, UMDNJ-New Jersey Dental School, Newark 07101, USA
Curr Top Microbiol Immunol 306:153-82. 2006..Research into the modulation of peptide gene expression in animal models, as well as the optimization of peptide-based therapeutics shows promise for the treatment and prevention of airway infectious diseases...
Induction of a rat enteric defensin gene by hemorrhagic shockM R Condon
Department of Veterans Affairs Medical Center, East Orange, New Jersey, USA
Infect Immun 67:4787-93. 1999..This is the first study to show that enteric defensins are inducible following injury. We suggest that enteric defensins may contribute to the complex and integrated barrier function of the intestinal mucosal surface...
Detection of HBD1 peptide in peripheral blood mononuclear cell subpopulations by intracellular flow cytometryLisa K Ryan
Department of Oral Biology, New Jersey Dental School, University of Medicine and Dentistry of New Jersey, 185 South Orange Avenue, Newark, NJ 07103, USA
Peptides 24:1785-94. 2003..This response was limited to monocytes when ultrapure LPS was used, and was inhibited in PDC by chloroquine treatment...
Differential regulation of innate immune response genes in gingival epithelial cells stimulated with Aggregatibacter actinomycetemcomitansD M Laube
Department of Oral Biology, UMDNJ New Jersey Dental School, Newark, NJ 07103, USA
J Periodontal Res 43:116-23. 2008..We hypothesized that gingival epithelial cell-derived innate immune mediators triggered in response to A. actinomycetemcomitans infection may play an important role in increased susceptibility to infection...
Natures antibiotics: the potential of antimicrobial peptides as new drugsG Diamond
UMDNJ - New Jersey Medical School, Newark, NJ, USA
Biologist (London) 48:209-12. 2001..Research into these peptides not only give us an insight into how we naturally prevent infections, but can also provide us with new drugs to treat the ever-increasing danger of infections caused by antibiotic-resistant bacteria...
Activity of antimicrobial peptide mimetics in the oral cavity: I. Activity against biofilms of Candida albicansJ Hua
Department of Oral Biology, UMDNJ New Jersey Dental School, Newark, NJ 07103, USA
Mol Oral Microbiol 25:418-25. 2010..Our results demonstrate the proof-of principle for the use of these compounds as anti-Candida agents, and their further testing is warranted as novel anti-Candida therapies...
In vivo beta-defensin gene expression in rat gingival epithelium in response to Actinobacillus actinomycetemcomitans infectionA R Kurland
Department of Oral Biology, UMDNJ New Jersey Dental School, Newark, NJ 07101, USA
J Periodontal Res 41:567-72. 2006..Therefore, the aim of this study was to investigate the expression of innate immune mediators in the rat gingival epithelium...
Measuring antimicrobial peptide activity on epithelial surfaces in cell cultureGill Diamond
Department of Oral Biology, UMDNJ New Jersey Dental School, Newark, NJ, USA
Methods Mol Biol 618:371-82. 2010..Thus, a relatively inexpensive in vitro model can be used to evaluate the role of antimicrobial peptides in mucosal epithelium...
Suppression of NF-kappaB-mediated beta-defensin gene expression in the mammalian airway by the Bordetella type III secretion systemDiana Legarda
Department of Oral Biology, UMDNJ - New Jersey Dental School, Newark, NJ, USA
Cell Microbiol 7:489-97. 2005..These results suggest a mechanism for bacterial evasion of the innate immune response in the airway, which could allow for the observed persistent colonization of this pathogen...
Vitamin D-mediated induction of innate immunity in gingival epithelial cellsLaura McMahon
Department of Oral Biology, UMDNJ New Jersey Dental School, Newark, NJ 07101, USA
Infect Immun 79:2250-6. 2011..This study is the first to demonstrate the effect of vitamin D on antibacterial defense of oral epithelial cells, suggesting that vitamin D(3) could be utilized to enhance the innate immune defense in the oral cavity...
Computational analysis suggests beta-defensins are processed to mature peptides by signal peptidaseNicholas Beckloff
Department of Oral Biology, UMDNJ New Jersey Dental School, Newark, NJ 07101, USA
Protein Pept Lett 15:536-40. 2008..This supports the extensive transcriptional control of beta-defensin expression compared with other AMP genes...
Inhibition of beta-defensin gene expression in airway epithelial cells by low doses of residual oil fly ash is mediated by vanadiumMarcia E Klein-Patel
Department of Oral Biology, UMDNJ-New Jersey Dental School, 185 South Orange Avenue, Newark, NJ 07103, USA
Toxicol Sci 92:115-25. 2006....
Coordinated expression of tracheal antimicrobial peptide and inflammatory-response elements in the lungs of neonatal calves with acute bacterial pneumoniaJessica M Caverly
Department of Veterinary Pathology, College of Veterinary Medicine, Iowa State University, Ames, Iowa 50011-1250, USA
Infect Immun 71:2950-5. 2003..This work suggests that the coordinated expression of beta-defensin and inflammatory elements occurs during bacterial pneumonia...
Distinct defensin profiles in Neisseria gonorrhoeae and Chlamydia trachomatis urethritis reveal novel epithelial cell-neutrophil interactionsEdith Porter
Department of Biological Sciences, California State University, Los Angeles, 5151 State University Drive, Los Angeles, CA 90032, USA
Infect Immun 73:4823-33. 2005....
Human {beta}-defensin 2 is expressed and associated with Mycobacterium tuberculosis during infection of human alveolar epithelial cellsBruno Rivas-Santiago
Department of Microbiology, Instituto Nacional de Enfermedades Respiratorias, Mexico City, Mexico
Infect Immun 73:4505-11. 2005..As HBD-2 has been shown to control growth of M. tuberculosis and has chemotactic activity, our results suggest that HBD-2 induction by M. tuberculosis may have a role in the pathogenesis of human tuberculosis...
Research Grants
- Host-Pathogen Interactions in the Mammalian AirwayGill Diamond; Fiscal Year: 2006..This would include strategies to modulate the endogenous antimicrobial peptide expression to prevent serious bacterial infections. ..
- Bacteria-host cell interactions in periodontal diseaseGill Diamond; Fiscal Year: 2005..The result from this study will allow us to develop novel strategies to prevent attachment and colonization of disease-causing bacteria. ..
