Results 111 to 120 of about 1,210,388 (304)

Impact of Agitation Power Input on Aspergillus oryzae Metabolism: Application of Multi‐Omics on an Industrial Enzyme Fermentation

open access: yesBiotechnology and Bioengineering, EarlyView.
ABSTRACT The agitation power input substantially impacts the oxygen transfer rate in aerobic fermentation processes. Furthermore, in a carbon‐limited process where the substrate feed rate is controlled by the concentration of dissolved oxygen, the power input will consequently govern the feed rate.
Mariana Albino   +6 more
wiley   +1 more source

Characterisation of Pseudomonas mosselii H6 for aerobic denitrification: stoichiometry and reaction kinetics

open access: yesBiotechnology & Biotechnological Equipment
The application of aerobic denitrifying bacteria in biological nitrogen removal has been of great interest. However, the mechanism of nitrogen conversion by aerobic denitrifying bacteria is unclear due to the lack of stoichiometry and kinetic studies ...
Tian Hu   +5 more
doaj   +1 more source

Aerobic Bacteria Associated With Market Fishes

open access: yes, 2003
The present work was carried out to determine the aerobic bacteria present in different fish samples. The samples collected randomly from El Mawrda fish market (Omdurman) and Khalifa local market at El Thawra (Omdurman).
Gaafar, Lubna
core  

Expanding Metabolic Online Monitoring Capabilities in 96‐Deepwell Microtiter Plates by Combining Optoelectronic O2 and CO2 Sensors

open access: yesBiotechnology and Bioengineering, EarlyView.
ABSTRACT To increase the information content in early stages of bioprocess development, various technologies have been introduced for monitoring cultivations in microtiter plates (MTPs). Besides spectroscopical measurements, like in the BioLector technology, optical measurements with luminescent sensors, placed directly in the cultivation medium ...
Robert Dinger   +6 more
wiley   +1 more source

Outcompeting Presence of Acyl-Homoserine-Lactone (AHL)-Quenching Bacteria over AHL-Producing Bacteria in Aerobic Granules

open access: yes, 2016
The roles of acyl-homoserine-lactone (AHL)-based quorum sensing in biofilm formation for biological wastewater treatment have been widely recognized. In previous studies about the role of AHLs in biofilm formation, the focus is always on AHL-producing ...
Yu-Sheng Li (470337)   +6 more
core   +1 more source

Artificial Cell Catalysts for Biotransformation: Design Principles and Process Integration

open access: yesBiotechnology and Bioengineering, EarlyView.
ABSTRACT Artificial cell catalysts are emerging as programmable biocatalytic platforms for sustainable molecular conversion. By reconstituting enzymes and functional modules within synthetic compartments, they combine the selectivity of biological catalysis with the design flexibility of synthetic materials.
Iori Kobayashi   +2 more
wiley   +1 more source

Isolation and Characterization of Random Citrate Synthase Variants That Increase Acetate Generation by Escherichia coli

open access: yesBiotechnology and Bioengineering, EarlyView.
ABSTRACT A method to select Escherichia coli citrate synthase variants having reduced activity was developed based initially on the increased generation of acid, observed visually by prolonged color change in the pH indicator bromocresol purple. Five hundred fifty‐two potential variants were isolated and each were cultured on glucose as sole carbon ...
Jeffrey K. Dodelin   +3 more
wiley   +1 more source

Diversity of culturable heterotrophic aerobic bacteria in pristine stream bed sediments

open access: yes, 1999
More than 900 culturable, heterotrophic aerobic isolates were obtained from the sediments of a forested, pristine stream and analyzed using three classical microbiological tests: API 20E, amplified ribosomal DNA restriction analysis (ARDRA), and fatty ...
L Halda-Alija, T C Johnston
core   +1 more source

Improving the learning experience in an undergraduate course on microbial metabolism by using an illustrated story

open access: yesBiochemistry and Molecular Biology Education, Volume 53, Issue 2, Page 131-141, March/April 2025.
Abstract In the classroom, metabolism is often approached and received as a mundane exercise in memorization. Teaching metabolism also faces the challenge of negative perceptions that can impede learning. We sought to improve the learning experience in an undergraduate lecture course on microbial metabolism by implementing an illustrated story that ...
James B. McKinlay, Katherine Kearns
wiley   +1 more source

ABUNDANCE AND SALT TOLERANCE OF OBLIGATELY AEROBIC, PHOTOTROPHIC BACTERIA IN A MARINE MICROBIAL MAT

open access: yes, 1993
Data have been collected on the abundance of obligately aerobic, bacteriochlorophyll-a-containing bacteria in a marine microbial mat on the West Frisian Island of Texel, The Netherlands.
YURKOV, VV, VANGEMERDEN, H
core   +1 more source

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