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Full-Text Articles in Biology

Detection Of Local Steroidogenic Enzyme Gene Expression In Brown Anoles, Ada Spahija Jan 2018

Detection Of Local Steroidogenic Enzyme Gene Expression In Brown Anoles, Ada Spahija

Honors Program Theses

The endocrine system in vertebrates responds to stress by releasing steroid hormones, mainly glucocorticoids (GC), which increase blood glucose levels to supply key organs and muscles with energy needed for survival. Steroid hormones are synthesized via an enzymatic pathway that converts cholesterol into either GCs, androgens, or estrogens in a step-wise manner. The adrenal cortex is known to produce GCs, but evidence suggests that individual organs can also produce steroid hormones de novo in response to stress. This study aims to quantify gene expression of four steroidogenic enzymes, encoded by CYP19A1, CYP17A1, StAR, and HSD17ß3 genes, via qRT-PCR to determine …


Split Deoxyribozyme Probe For Efficient Detection Of Highly Structured Rna Targets, Sheila Raquel Solarez Jan 2018

Split Deoxyribozyme Probe For Efficient Detection Of Highly Structured Rna Targets, Sheila Raquel Solarez

Honors Undergraduate Theses

Transfer RNAs (tRNAs) are known for their role as adaptors during translation of the genetic information and as regulators for gene expression; uncharged tRNAs regulate global gene expression in response to changes in amino acid pools in the cell. Aminoacylated tRNAs play a role in non-ribosomal peptide bond formation, post-translational protein labeling, modification of phospholipids in the cell membrane, and antibiotic biosynthesis. [1] tRNAs have a highly stable structure that can present a challenge for their detection using conventional techniques. [2] To enable signal amplification and lower detection limits, a split probe - split deoxyribozyme (sDz or BiDz) probe, which …