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Full-Text Articles in Marine Biology

Identification Of Novel Biosynthetic Gene Clusters Encoding For Polyketide/Nrps-Producing Chemotherapeutic Compounds From Marine-Derived Streptomyces Hygroscopicus From A Marine Sanctuary, Hannah Ruth Flaherty Jan 2023

Identification Of Novel Biosynthetic Gene Clusters Encoding For Polyketide/Nrps-Producing Chemotherapeutic Compounds From Marine-Derived Streptomyces Hygroscopicus From A Marine Sanctuary, Hannah Ruth Flaherty

Honors Theses and Capstones

Nearly one out of six deaths in 2020, around ten million people, were caused by cancer, making it a leading cause of death worldwide (WHO, 2022). This major public health issue, in addition to the rise of multidrug-resistant (MDR) pathogens, provides a high demand for the discovery of new pharmaceutical drugs to be used clinically to treat these conditions. The Streptomyces genus accounts to produce 39% of all microbial metabolites currently approved for human health, indicating its potential as an important species to study for antimicrobial and anticancer agents. The long linear genome of Streptomyces contains specialized sequences known as …


Investigations Into Aldefluor As A Novel Method For Identifying Leukemia In Soft-Shell Clams, Katherine F. Norwood Apr 2014

Investigations Into Aldefluor As A Novel Method For Identifying Leukemia In Soft-Shell Clams, Katherine F. Norwood

Student Research Projects

The clam species Mya arenaria is a common model organism in leukemia research. The current method for classifying the degree of cancer progression is by examining cell morphology with light microscopy. This approach is highly qualitative, which makes differentiation of pre-leukemic and semi-leukemic individuals difficult. One quantitative approach that may differentiate individuals is based on levels of aldehyde dehydrogenase (ALDH) expression. The enzyme assay ALDEFLUOR® can actively measure ALDH expression in viable cells, but the effectiveness of certain protocol conditions is dependent upon the cell type.


Investigations Into The Use Of Aldefluor® As An Alternative Method To Classify Leukemia In The Soft-Shell Clam Mya Arenaria., Katherine F. Norwood Apr 2014

Investigations Into The Use Of Aldefluor® As An Alternative Method To Classify Leukemia In The Soft-Shell Clam Mya Arenaria., Katherine F. Norwood

Student Research Projects

The soft-shell clam species Mya arenaria is a common model organism in leukemia research. Currently, the typical method for classifying leukemic from non-leukemic specimens is based on visualization of cell concentration and morphology through light microscopy. This approach is highly qualitative, which makes identification of pre-leukemic and semi-leukemic specimens difficult. One more quantitative approach uses flow cytometry to measure levels of aldehyde dehydrogenase (ALDH) expression. In certain human tissues, such as breast tissue, high ALDH expression is a marker for identifying cancer stem cells. The enzyme assay ALDEFLUOR® can actively measure aldehyde dehydrogenase expression in viable cells, but the …