Results 71 to 80 of about 4,068 (193)

Plasmids of psychrophilic and psychrotolerant bacteria and their role in adaptation to cold environments

open access: yesFrontiers in Microbiology, 2014
Extremely cold environments are a challenge for all organisms. They are mostly inhabited by psychrophilic and psychrotolerant bacteria, which employ various strategies to cope with the cold.
Lukasz eDziewit, Dariusz eBartosik
doaj   +1 more source

Preservation Strategies for Camel Meat: Quality Improvement and Shelf‐Life Extension

open access: yesFood Science &Nutrition, Volume 14, Issue 4, April 2026.
Camel meat, a crucial protein source in arid regions, faces challenges like high moisture content and susceptibility to spoilage, limiting its shelf life. Traditional methods such as salting, drying, and smoking have been used historically, while modern techniques like refrigeration, freezing, and vacuum packaging enhance quality and safety.
Najmeh Rezaei   +3 more
wiley   +1 more source

Proteolytic Enzymes of Psychrophilic Bacteria

open access: yesEiyo To Shokuryo, 1973
1) 冷凍食品中の低温細菌にはPseudomonas属が多い。2) 低温細菌を0℃付近で培養する際, そのたん白分解酵素の活性は, ペプトン含有培養液中では比較的すみやかに失われるのに対して, 合成培養液中では長期間安定に存在している。3) 菌体内酵素と菌体外酵素の性状を比較すると, 耐熱性, 至適pH, 反応温度による影響では同一の傾向を示すが, 金属イオンによる阻害作用に対してはわずかにくいちがうところがあった。4) 菌体の細胞膜にもなお, たん白分解酵素が結合して存在するらしい。5) 溶菌以後, 酵素作用が急に上昇するのは菌体内, 細胞膜, 菌体外に存在する酵素が相加作用を起こすものと考えられる。
openaire   +2 more sources

Cold comfort for change: Stream mats as biological indicators of ecosystem processes in the McMurdo Dry Valleys, Antarctica

open access: yesJournal of Phycology, Volume 62, Issue 2, Page 261-292, April 2026.
Abstract Glacier‐fed streams (GFSs) make ideal systems for studying climate‐related changes. Some of the best‐studied GFSs are found in the McMurdo Dry Valleys (MDVs) of Antarctica, one of the Earth's coldest and driest deserts. Despite their harsh and isolated nature, MDV GFSs represent an oasis of life in a landscape visually devoid of it, with ...
Tyler J. Kohler   +5 more
wiley   +1 more source

Data supporting functional diversity of the marine bacterium Cobetia amphilecti KMM 296

open access: yesData in Brief, 2016
Data is presented in support of functionality of hyper-diverse protein families encoded by the Cobetia amphilecti KMM 296 (formerly Cobetia marina KMM 296) genome (“The genome of the marine bacterium Cobetia marina KMM 296 isolated from the mussel ...
Larissa Balabanova   +8 more
doaj   +1 more source

A Comprehensive Review of Biotechnological Innovations in Valorization of Food Waste: Enhancing Nutritional, Techno‐Functional Properties, and Process Optimization for Sustainable Product Development

open access: yesFood Frontiers, Volume 7, Issue 2, March 2026.
This review highlights recent biotechnological innovations in the valorization of food waste through enzyme‐assisted processing and microbial fermentation to enhance nutritional, techno‐functional, and shelf‐stable properties for developing sustainable, plant‐based functional foods and nutraceuticals.
Md. Sakhawot Hossain   +6 more
wiley   +1 more source

Psychrophilic microorganisms and their cold-active enzymes

open access: yesJournal of Industrial Microbiology & Biotechnology, 1996
The earth's vast and varied cold environments could be rich sources of psychrophilic microorganisms growing at 5°C or below. Unfortunately, the diversity, physiology and potential of these organisms have largely been overlooked. This article focuses on psychrophiles and their cold-active enzymes and emphasizes how future studies could give basic ...
openaire   +1 more source

Deep- Sea Bacteria And Their Biotechnological Potentials [PDF]

open access: yes, 2004
Deep-sea environment characterized by its low temperature, high hydrostatic pressure, limited nutrient contents, and constant darkness has been a hostile environment for most marine microorganisms.
Karna Radjasa, Ocky
core  

Microbial hydrolytic enzymes: In silico studies between polar and tropical regions [PDF]

open access: yes, 2019
Enzyme is important as biocatalyst for industrial and biotechnological applications. Cold active enzymes have showed many advantages compare to mesophilic enzymes. Their cold active and thermolabile characteristics have shown potential benefits in many
Abdul Hamid, Azzmer Azzar   +2 more
core   +1 more source

Techniques to Detect and Quantify the Bacterial Metalloprotease AprX in Bovine Milk: A Review

open access: yesComprehensive Reviews in Food Science and Food Safety, Volume 25, Issue 2, March 2026.
ABSTRACT The heat‐stable metalloprotease AprX, secreted by psychrotrophic Pseudomonas spp., is a major cause of quality deterioration in dairy products, particularly ultrahigh temperature (UHT) milk. This review synthesizes the evolution and current state of detection and quantification techniques for AprX in bovine milk, covering traditional ...
Aritra Sinha, Alan L. Kelly
wiley   +1 more source

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