Results 1 to 10 of about 4,446,877 (297)

Optimum temperature may be a misleading parameter in enzyme characterization and application. [PDF]

open access: yesPLoS One, 2019
The optimum temperature is commonly determined in enzyme characterization. A search in the PubMed database for "optimum temperature" and "enzymes" yielded more than 1,700 manuscripts reporting this parameter over the last five years.
Almeida VM, Marana SR.
europepmc   +2 more sources

Increasing Optimum Temperature of Vegetation Activity Over the Past Four Decades

open access: yesEarth's Future
Over the past four decades, global temperatures have increased more rapidly than before, potentially reducing vegetation activity if temperatures exceed the optimum temperature (Topt). However, plants have the capacity to acclimate to rising temperatures
Liyin L. Liang, Shuli Niu, Yong Ge
exaly   +2 more sources

Reduction of leaf tip burns of Ornithogalum dubium by controlling the temperature during bulb storage and greenhouse forcing to produce quality plants

open access: yesAdvances in Horticultural Science, 2022
Production of quality potted Ornithogalum dubium Houtt. plants were investigated under multiple conditions: pre-planting treatment at 10, 16, and 22°C for 40 days from Sept. 21 (stage A; ST-A) during bulb storage and then bulbs were potted.
X. Wu, L. Wang, Mark Roh
doaj   +1 more source

Evaluation of germination characteristics and determination of cardinal temperatures of poppy (Papaver somniferum) seed [PDF]

open access: yesعلوم و فناوری بذر ایران, 2017
The aim of this study was to quantify the response of germination rate to temperature and to find cardinal temperatures required for different germination percentiles in Papaver somniferum. Four models of non-linear regression [Quadratic, Segmented, Beta
V. Amiri Monfared   +3 more
doaj   +1 more source

RESEARCH OF DEVELOPMENT CONDITIONS OF STRUCTURAL TRANSFORMATIONS DURING FRICTION STIR WELDING OF MULTIPHASE ALUMINUM ALLOY

open access: yesNauka ta progres transportu, 2020
Purpose. We aim to investigate the development conditions of structural transformations during friction stir welding (FSW); establish the nature of individual influence of structural components in achieving superplastic flow conditions; determine the ...
S. O. Plitchenko, М. М. Grischenko
doaj   +1 more source

Comparison of Structural Features of CRISPR-Cas Systems in Thermophilic Bacteria

open access: yesMicroorganisms, 2023
The clustered regularly interspaced short palindromic repeat (CRISPR) is an adaptive immune system that defends most archaea and many bacteria from foreign DNA, such as phages, viruses, and plasmids. The link between the CRISPR-Cas system and the optimum
Chuan Wang   +8 more
doaj   +1 more source

MCIC: Automated Identification of Cellulases From Metagenomic Data and Characterization Based on Temperature and pH Dependence

open access: yesFrontiers in Microbiology, 2020
As the availability of high-throughput metagenomic data is increasing, agile and accurate tools are required to analyze and exploit this valuable and plentiful resource.
Mehdi Foroozandeh Shahraki   +7 more
doaj   +1 more source

Determination of Activation Energies and the Optimum Temperatures of Hydrolysis of Starch by α-Amylase from Porcine Pancreas

open access: yesMolecules, 2021
The present paper reports the determination of the activation energies and the optimum temperatures of starch hydrolysis by porcine pancreas α-amylase. The parameters were estimated based on the literature data on the activity curves versus temperature ...
Justyna Miłek
doaj   +1 more source

Transcriptional differences between major Fusarium pathogens of maize, Fusarium verticillioides and Fusarium graminearum with different optimum growth temperatures

open access: yesFrontiers in Microbiology, 2022
Fusarium verticillioides and Fusarium graminearum are important pathogens causing disease in maize (Zea mays) worldwide. The distributions of these fungal pathogens vary greatly in different regions and in different years, and are influenced by ...
Ning Liu   +18 more
doaj   +1 more source

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