Results 21 to 30 of about 1,670,481 (267)

Inhibitory activity of Rhamnolipid produced by Pseudomonas aeruginosa NH22 against Rhizoctonia solani

open access: yesمجلة مركز بحوث التقنيات الاحيائية, 2012
In the present study, isolation and identification of microorganisms from rhizospher of garden soil with biosurfactant producing ability and characterization of biosurfactants were studied.
Nadhem H. Hayder Gumaa
doaj   +1 more source

Restriction Enzyme Digestion Exercise – An In-class Activity

open access: yesJournal of Microbiology & Biology Education, 2010
Understanding the concepts of molecular biology and then applying those concepts to laboratory experiments can be challenging to entry-level students. In order to facilitate the topics of restriction enzyme digestion and the generation of compatible ends
Michelle Parent
doaj   +1 more source

Adjunctive Therapeutic Plasma Exchange in Refractory Adult‐Onset Still's Disease Complicated by Secondary Macrophage Activation Syndrome: A Single‐Center Experience

open access: yesTherapeutic Apheresis and Dialysis, EarlyView.
ABSTRACT Introduction Adult‐onset Still's disease (AOSD) complicated by macrophage activation syndrome (MAS) carries substantial mortality. The role of therapeutic plasma exchange (TPE) remains uncertain. Methods We retrospectively analyzed patients with AOSD‐MAS treated with TPE at a single‐center.
Masataka Ueda   +15 more
wiley   +1 more source

The ultrasound technology for modifying enzyme activity

open access: yesScientia Agropecuaria, 2016
Enzymes are protein complexes compounds widely studied and used due to their ability to catalyze reactions. The food processing mainly a ims the inactivation of enzymes due to various undesirable effects. However, there are many processes
Meliza Lindsay Rojas   +2 more
doaj   +3 more sources

Boosting Enzyme Activity in Enzyme Metal–Organic Framework Composites

open access: yesChem & Bio Engineering
Enzymes, as highly efficient biocatalysts, excel in catalyzing diverse reactions with exceptional activity and selective properties under mild conditions.
Yilun Weng   +4 more
doaj   +1 more source

Extraction, precipitation and characterization of urease from Vicia faba L.

open access: yesAl-Mustansiriyah Journal of Science, 2020
This study aimed to extract urease enzyme from available plant source which was broad beans (Vicia faba L.) using aqueous solution in a ratio1:3(w:v) .The crude extract appeared enzyme activity 33.3 U/ml. Results of this study revealed the possibility to
Dalal Subree Bedan
doaj   +1 more source

Enzyme activities in activated sludge flocs [PDF]

open access: yesApplied Microbiology and Biotechnology, 2007
This study quantified the activities of enzymes in extracellular polymeric substances (EPS) and in pellets. Seven commonly adopted extraction schemes were utilized to extract from aerobic flocs the contained EPS, which were further categorized into loosely bound (LB) and tightly bound (TB) fractions.
Yu, Guang-Hui   +3 more
openaire   +2 more sources

Mapping the evolution of mitochondrial complex I through structural variation

open access: yesFEBS Letters, EarlyView.
Respiratory complex I (CI) is crucial for bioenergetic metabolism in many prokaryotes and eukaryotes. It is composed of a conserved set of core subunits and additional accessory subunits that vary depending on the organism. Here, we categorize CI subunits from available structures to map the evolution of CI across eukaryotes. Respiratory complex I (CI)
Dong‐Woo Shin   +2 more
wiley   +1 more source

Enteropathogenic E. coli shows delayed attachment and host response in human jejunum organoid‐derived monolayers compared to HeLa cells

open access: yesFEBS Letters, EarlyView.
Enteropathogenic E. coli (EPEC) infects the human intestinal epithelium, resulting in severe illness and diarrhoea. In this study, we compared the infection of cancer‐derived cell lines with human organoid‐derived models of the small intestine. We observed a delayed in attachment, inflammation and cell death on primary cells, indicating that host ...
Mastura Neyazi   +5 more
wiley   +1 more source

Dietary cholesterol increases paraoxonase 1 enzyme activity

open access: yesJournal of Lipid Research, 2012
HDL-associated paraoxonase 1 (PON1) activity has been consistently associated with cardiovascular and other diseases. Vitamins C and E intake have previously been positively associated with PON1 in a subset of the Carotid Lesion Epidemiology and Risk ...
Daniel S. Kim   +10 more
doaj   +1 more source

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