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Full-Text Articles in Biology

The Use Of Stable Isotopes To Assess Potential Effects Of Algal Blooms On Seagrass And Macroalgae Communities In The Indian River Lagoon, Florida, Alexandra Azcona May 2014

The Use Of Stable Isotopes To Assess Potential Effects Of Algal Blooms On Seagrass And Macroalgae Communities In The Indian River Lagoon, Florida, Alexandra Azcona

HIM 1990-2015

Algal blooms have caused significant losses in seagrass and macroalgae in the Indian River Lagoon, FL. To gain an understanding of these effects, samples of Gracilaria sp., Halodule wrightii, pinfish, and white mullet were taken throughout October and November of 2013. Samples from 2001 of Gracilaria sp., Halodule wrightii, Syringodium filiforme, Thalassia testudinum, pinfish, spotted seatrout, and white mullet were also obtained. Stable isotope data were obtained from these samples and compared by year and species. Halodule wrightii and pinfish had a significantly larger 2013 [delta]C13 values. Halodule wrightii also displayed lower total %C and total %N averages for 2013 …


A Model Of Hip Dysplasia Reductions In Infants Using The Pavlik Harness, Wissam Hadri May 2014

A Model Of Hip Dysplasia Reductions In Infants Using The Pavlik Harness, Wissam Hadri

HIM 1990-2015

Hip dysplasia, also known as congenital dysplasia of the hip (CDH) or Developmental Dysplasia of the Hip (DDH), is a mal-alignment of the hip joint. Left untreated within the first nine months, DDH could lead to permanent disability. Luckily however, this condition is diagnosed at an early age and is usually treated without surgery through the use of the Pavlik harness. In this thesis, a 3D computational model and dynamic finite element analysis of the muscles and tissues involved in hip dysplasia and the mechanics of the Pavlik harness, as rendered by Dr. Alain J. Kassab’s research group in the …


Development Of Luminescent Ruthenium Complexes For In-Vitro Fluorescence Imaging Of Angiogenesis With The Rgd Peptide, Rosemary Victoria May 2012

Development Of Luminescent Ruthenium Complexes For In-Vitro Fluorescence Imaging Of Angiogenesis With The Rgd Peptide, Rosemary Victoria

HIM 1990-2015

Herein we report the synthesis of an RGD-ruthenium bipyridine [Ru(Bpy)2(BpyRGD)]2+ complex aimed at the detection of angiogenesis. Angiogenesis plays a critical role in many pathophysiological processes, such as tumor growth. The αv-integrins (αv[beta]3, αv[beta]5) are currently used as molecular targeting sites for anti-angiogenic therapies. The [Ru(Bpy)2(BpyRGD)]2+ complex is an organometallic luminescent probe, which enables noninvasive, in vitro imaging of αv[beta]3 expression. Peptides containing the arginine-glycine-aspartic acid (RGD) sequence have been shown to bind strongly to the αvb3 integrin. The RuBpy probes are soluble in water, display long lifetimes, and are photochemically stable. These properties enable the Ru(tris-bpy) complexes to be …