Results 31 to 40 of about 13,881,946 (357)

Directed evolution converts subtilisin E into a functional equivalent of thermitase [PDF]

open access: yes, 1999
We used directed evolution to convert Bacillus subtilis subtilisin E into an enzyme functionally equivalent to its thermophilic homolog thermitase from Thermoactinomyces vulgaris.
Arnold, Frances H., Zhao, Huimin
core   +2 more sources

Enzymatic activity toward poly(L-lactic acid) implants [PDF]

open access: yes, 1990
Tissue reactions toward biodegradable poly(L-lactic acid) implants were monitored by studying the activity pattern of seven enzymes as a function of time: alkaline phosphatase, acid phosphatase, -naphthyl acetyl esterase, -glucuronidase, ATP-ase, NADH ...
Feijen, J.   +4 more
core   +4 more sources

Role of PAL and PPO Enzyme Activity in Host Pathogen interaction of Chickpea (Cicer Arietinum L) Root Tissue Infected with Fusarium Wilt [PDF]

open access: yes, 2016
In this study, changes in the activities of Phenlylalanine ammonialyase (PAL) and polyphenol oxidase (PPO) during development and stages of wilt (Fusarium oxysporum Schlechtend.:Fr. f.sp. ciceri (Padwick) Matuo & K.
J, R. P. (Rathod), Vakhariya, D. N. (D)
core   +1 more source

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

Production of polygalacturonase by Aspergillus niger BC23 isolated from Irvingia gabonensis (African mango) fruit [PDF]

open access: yesHemijska Industrija, 2016
Polygalacturonase was produced from Aspergillus niger BC 23 which was isolated from spoiled Irvingia gabonensis fruit. The influence of carbon substrates on enzyme production showed that the medium containing sucrose produced a maximum enzyme ...
Ogbonnaya Nwokoro   +1 more
doaj   +1 more source

Efficient immobilization of glucose oxidase on mesoporous MIL-125 and their catalytic activities

open access: yesResults in Materials, 2022
Glucose oxidase (GOD), a popular enzyme used in pharmaceutical, food, bio-sensor and other fields, can well catalyze the oxidation of glucose to produce gluconic acid and hydrogen peroxide.
Jing Bai   +6 more
doaj   +1 more source

Application of lanthanide luminescence in probing enzyme activity.

open access: yesChemical Communications, 2018
Enzymes play critical roles in the regulation of cellular function and are implicated in numerous disease conditions. Reliable and practicable assays are required to study enzyme activity, to facilitate the discovery of inhibitors and activators of ...
Sarah H. Hewitt, Stephen J. Butler
semanticscholar   +1 more source

Effect of ultrasonic treatment on enzymes: Decoupling the relation between the ultrasonic driven conformational change and enzyme activity

open access: yesUltrasonics Sonochemistry, 2023
Considering the growing interest in enzyme-based extraction technology as a safe and eco-friendly extraction technique, along with the relatively high cost associated with enzymatic applications, it became necessary to explore novel strategies aimed to ...
Bashar Kabawa   +2 more
doaj   +1 more source

Effects of low light on photosynthetic properties, antioxidant enzyme activity, and anthocyanin accumulation in purple pak-choi (Brassica campestris ssp. Chinensis Makino)

open access: yesPLoS ONE, 2017
Anthocyanins are secondary metabolites that contribute to red, blue, and purple colors in plants and are affected by light, but the effects of low light on the physiological responses of purple pak-choi plant leaves are still unclear.
Hongfang Zhu   +8 more
semanticscholar   +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

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