yeasts, especially saccharomyces cerevisiae, are one of the oldest organisms with broad spectrum of applications, owing to their unique genetics and physiology. yeast extract, i.e. the product of yeast cells, is extensively used as nutritional resource in bacterial culture media. the aim of this study was to develop a simple, rapid and cost benefit process to produce the yeast extract. in this ...

methods s. cerevisiae was cultured and then disrupted by sonication. after centrifugation, the harvested supernatant was considered to be a cytoplasmic extract. the protein concentration was determined by the biuret method and the extract was diluted to concentrations of 500, 1000, and 2000 µg protein/ml. the frequencies of apoptosis and necrosis were assessed in extract-treated k562 cells by e...

abstract these days, scientsts search for cheap protein sources because of growthing of population.one of these sources is single cell protein.this study deals with single cell protein production process by saccharomyces cerevisiae and saccharomyces carlsbergensis .these yeast are known as the most ideal and practical eukaryotic microorganism in biological studies. in this survey we added the w...

Saccharomyces boulardii is a probiotic yeast related to Saccharomyces cerevisiae but with distinct genetic, taxonomic, and metabolic properties. S. cerevisiae has been used extensively in biotechnological applications. a variety of strains are available, and multiple genetic tools have been developed, allowing the expression of exogenous proteins of interest with applications in the fields of m...

background and purpose: despite the availability of various treatments for fungal diseases, there are some limitations in the management of these conditions due to multiple treatment-related side-effects. the present study was designed to investigate the antifungal properties of different extracts from pistacia atlantica desf. materials and methods: different parts of p. atlantica (i.e., dried ...

Background: Inflammatory bowel disease unclassified (IBDU) is considered to be an aberrant immune response with loss of tolerance to many antigens. Objective: This paper tries to address whether there is any value to test for auto-antibodies in such patients. Methods: 60 patients with inflammatory bowel disease unclassified participated in the study. Auto-antibodies to nuclear antigen, intestin...

the potential of heat inactivated saccharomyces cerevisiae in the bioremoval and reduction ofcr (vi) ions from wastewaters was evaluated in terms of metal uptake in time and at equilibrium, andbiosorption efficiency, by varying ph, biosorbent doses, contact time and temperature, in batch mode. during the sorption process, the heat inactivated biomass of the yeast saccharomyces cerevisiae is cap...

Effects of Saccharomyces Cerevisiae on Milk Production and Composition, Nutrient Digestibility Blood Parameters in Dairy Cows

Objective: The purpose of this study was to express and purify recombinant anti-thrombin in Saccharomyces cerevisiae BY4741 expression system. Methods: cDNA of human anti-thrombin gene was amplified with specific primers and cloned into pYES2/CT vector with His-tag for easier purification using Ni2+ Results: Protein was purified to homogeneity and was confirmed as anti-thrombin, using SDS-PAGE ...