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Full-Text Articles in Medicine and Health Sciences

The Role Of Kinases And Phosphatases In The Pathobiology Of Porphyromonas Gingivalis., Sarah Whitmore Dec 2017

The Role Of Kinases And Phosphatases In The Pathobiology Of Porphyromonas Gingivalis., Sarah Whitmore

Electronic Theses and Dissertations

Periodontal diseases result from the interplay between the dysregulation of the host inflammatory response and the actions of a dysbiotic bacterial community. These chronic inflammatory conditions affect persons on a worldwide scale. P. gingivalis is strongly implicated as a key periodontal pathogen in the more severe manifestations of periodontal diseases such as periodontitis. A core element of P. gingivalis pathogenicity is its dysregulation of innate immunity, including suppression of IL-8 production by gingival epithelial cells. The NF-κB family of related transcription factors plays a central role in regulating many important aspects of innate immune responses. NF-κB RelA/p65 homodimers regulate transcription …


The Relationship Between Obesity And Periodontal Disease, Jean Conover Oct 2017

The Relationship Between Obesity And Periodontal Disease, Jean Conover

Dental Hygiene Master's Papers and Projects

Obesity has been targeted as the sixth most significant risk factor worldwide that is known to contribute to both oral and other associated systemic diseases.2 According to the Centers for Disease Control and Prevention (CDC), the prevalence of obesity among adults in the U.S. is 40% and 18.5% in youth with prevalence higher among middle aged adults (42.8%) than younger adults (35.7%).3 As of 2016, nearly two billion people worldwide were either overweight or obese.1 Research indicates accumulated excessive fat from being overweight or obese contributes to serious health impairments.4 World-wide obesity is associated with increased …


Exploring A Novel Nf-ĸb- Inhibiting Nanoparticle For Periodontitis Therapy., Kameswara Satya Srikanth Upadhyayula May 2017

Exploring A Novel Nf-ĸb- Inhibiting Nanoparticle For Periodontitis Therapy., Kameswara Satya Srikanth Upadhyayula

Electronic Theses and Dissertations

Periodontitis is an infection-driven inflammatory disease characterized by gingival inflammation and bone loss. The NF-ĸB signaling pathway is pivotal in osteoclastogenesis and infection-induced pro-inflammatory responses. The use of nanoparticles as a vehicle to deliver drug increases stability, loading capacity, and facilitates transmembrane transportation. The hypothesis was that a novel nanoparticle carrying therapeutic NBD inhibitory peptides (NBD-nanoparticles) will inhibit measures of periodontal disease. In this project, we tested the nanoparticles for their ability to directly inhibit osteoclastogenesis and inflammation as an original strategy for periodontitis therapy. We also tested the capability of the nanoparticles to inhibit gingival inflammation and alveolar bone …


The Role Of Human Msc Derived Exosomes In The Treatment Of Periodontal Diseases, Sonia S. Talegaonkar Jan 2017

The Role Of Human Msc Derived Exosomes In The Treatment Of Periodontal Diseases, Sonia S. Talegaonkar

Theses and Dissertations

Periodontal disease affects 47% of Americans over 30. Characterized by microbial dysbiosis and unregulated inflammation, severe periodontitis causes degradation of bone and soft tissue around teeth. Current treatments have limited regenerative outcomes and frequent reinfection by harmful bacteria. Human mesenchymal stem cells (hMSCs) have been shown to promote wound healing and tissue regeneration. Many therapeutic benefits of hMSCs are due to their secretome products, like exosomes. Our long-term goal is to develop periodontal therapies with hMSC exosomes. The objectives of this study were to determine the effect of hMSC-derived exosomes on cellular activity of hMSCs and investigate whether hMSC exosome …