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Full-Text Articles in Life Sciences

Potential Antidiabetic And Antioxidant Activitys Of Selected Medicinal Plants, Paba Surangi Sathsara Saranasingha Edirisuriya Jan 2015

Potential Antidiabetic And Antioxidant Activitys Of Selected Medicinal Plants, Paba Surangi Sathsara Saranasingha Edirisuriya

Wayne State University Theses

Explore traditionally used medicinal plants for diabetes mellitus would be beneficial to find an alternative option for controlling global diabetic prevalence. Present study aims to compare and identify potential antidiabetic activity in Tinospora cordifolia, Gymnema sylvestre and Aegle marmelos. Fifty percent acetone and ethyl acetate extracts of each plant were studied for anti-diabetic activity using different assays (ORAC, DPPH, ABTS, TPC, α-glucosidase inhibition). Total phenolic content and anti oxidant properties were significantly different among three plants. Tinospora cordifolia ethyl acetate extract possessed significantly higher anti oxidant activity and total phenolic content. DPPH and ABTS results were significantly correlated with each …


Antimicrobial-Resistant Listeria Species From Retail Meat In Metro Detroit, Liziane Da Rocha Jan 2015

Antimicrobial-Resistant Listeria Species From Retail Meat In Metro Detroit, Liziane Da Rocha

Wayne State University Theses

A total of 138 Listeria isolates, including 58 Listeria welshimeri, 44 Listeria monocytogenes, and 36 Listeria innocua, from retail meat were characterized by antimicrobial susceptibility tests against nine antimicrobials. In addition, the 44 L. monocytogenes were analyzed by serotype identification using PCR and genotyping using pulsed-filed gel electrophoresis (PFGE). Resistance to one or two antimicrobials was observed in 32 Listeria (23.2%). No multidrug resistance was identified. Tetracycline resistance was the most common resistance phenotype and identified in 22 Listeria isolates. Low prevalence of resistance to ciprofloxacin, erythromycin, gentamicin, and vancomycin was also detected. L. innocua demonstrated the highest overall prevalence …


Curcumin Attenuates The Effects Of Atherogenic Diet In Aged Male Brown Norway Rats, Vindhyaja Srirajavatsavai Jan 2015

Curcumin Attenuates The Effects Of Atherogenic Diet In Aged Male Brown Norway Rats, Vindhyaja Srirajavatsavai

Wayne State University Theses

ABSTRACT

CURCUMIN ATTENUATES THE EFFECTS OF ATHEROGENIC DIET IN AGED MALE BROWN NORWAY RATS

by

VINDHYAJA SRIRAJAVATSAVAI

DECEMBER 2015

Advisor: Dr. Smiti Gupta

Major: Nutrition and Food Science

Degree: Master of Science

Cardiovascular disease (CVD) is a universal problem in modern society. Hyperlipidemia is a major risk factor for the development of cardiovascular disease. Hyperlipidemia further leads to increased oxidation and inflammation. Curcumin has long been used as a spice and food-coloring agent. In experimental animals, curcumin has shown anti-diabetic, anti-inflammatory, cytotoxic and anti-oxidant properties. In this study, Aged Brown Norway Rats were fed 1 of 3 experimental diets: a …


Detection Of Beneficial Microbiota In Mouse Colon, Aranya Linpisanl Jan 2015

Detection Of Beneficial Microbiota In Mouse Colon, Aranya Linpisanl

Wayne State University Theses

Lactic acid bacteria (LAB) and Bifidobacterium are the most common types of microbes used as probiotics. They are present in the human gastrointestinal tract and have a significant influence on our health and well-being. Microbiota plays an important role in host metabolism and provides a natural defense mechanism against invading pathogens. This experiment was focusing on establish a method to detect the gastrointestinal tract microbiota, either by fecal or colonic tissue DNA extraction.

The experiment comparing 2 types of DNA extraction; ZR Fecal kit and DNAzol direct. DNAzol direct was easy to use but was not suitable for long term …