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Full-Text Articles in Life Sciences

Sensitivity Of A Lamp Assay For Detection Of The Dinoflagellate Amyloodinium Ocellatum In Simulated Field Conditions And Freeze Tolerance Of The Parasite, Robert Gonzales Apr 2022

Sensitivity Of A Lamp Assay For Detection Of The Dinoflagellate Amyloodinium Ocellatum In Simulated Field Conditions And Freeze Tolerance Of The Parasite, Robert Gonzales

Master's Theses

The obligate parasitic dinoflagellate Amyloodinium ocellatum causes amyloodiniosis in warm water marine fishes. The prolific parasite, which has a direct, three-stage life cycle, is highly infectious and can cause heavy losses in aquaculture. Prevention, biosecurity, and early detection are vital for control. In this work, microscopy and a loop-mediated isothermal amplification (LAMP) assay were compared for early diagnosis of A. ocellatum in cultured stocks, and the freeze tolerance of tomonts was assessed to determine if frozen wild fish used as fish food can serve as a potential vector for the parasite.

The lowest dinospore concentration that could be detected by …


The Role Of Ly49 Receptors In Maintaining Healthy Murine Pregnancy, Michelle Belmont Jan 2022

The Role Of Ly49 Receptors In Maintaining Healthy Murine Pregnancy, Michelle Belmont

Master's Theses

Natural Killer (NK) cells are abundant in pregnancy and contribute to the health of the fetus. Uterine NK (uNK) cells provide less cytotoxic function than their conventional NK (cNK) cell counterparts. Various combinations of Killer Immunoglobulin Receptor (KIR)- Human Leukocyte Antigen (HLA) on maternal NK and fetally derived cells, respectively, can have different effects on the health of pregnancy in humans. Murine NK cells contain Ly49 receptors, an equivalent to KIRs. Therefore, Ly49 receptor interactions with fetally-derived MHC-I molecules can be a valuable model for studying the role of NK cells in pregnancy. The process of spiral artery remodeling can …


Phenotypic Analysis Of Murine Gut Associated Lymphocytes, Madison Flood Jan 2022

Phenotypic Analysis Of Murine Gut Associated Lymphocytes, Madison Flood

Master's Theses

γδ T cells are important in the role of immune homeostasis, especially in relation to the gut. It has been shown that there is a higher proportion of γδ T cells in the intestines than in circulation. With this knowledge, our lab focused on understanding the mechanisms of these cells, specifically regarding immune tolerance. In our preliminary research, we identified a subset of γδ T cells that express Foxp3, a transcription factor essential for the functioning of regulatory T cells, in the neonatal (5 day old) intestine. We hypothesized that these Foxp3+ γδ T cells have immunosuppressive functions upon exposure …