Results 91 to 100 of about 9,499 (250)

Bioenhancement of Moina cf. macrocopa With Probiotics: Improving Biomass Production and Nutritional Quality in Chlorella‐Based Cultures

open access: yesAquaculture Nutrition, Volume 2026, Issue 1, 2026.
A critical bottleneck in the growth and survival of freshwater fish larvae is the availability of nutritious live feed. The cladoceran, Moina cf. macrocopa, is suitable for aquaculture due to its high population growth rate and adequate nutritional value.
Rubén Alonso Contreras-Tapia   +6 more
wiley   +1 more source

Ribosome Purification from an α-proteobacterium and rRNA Analysis by Northern Blot

open access: yesBio-Protocol, 2020
Ribosomes are an integral part of cellular life. They are complex molecular machines consisting of multiple ribosomal proteins and RNAs. To study different aspects of ribosome composition, many methods have been developed over the decades.
Liang Yin, Caroline Harwood
doaj   +1 more source

A high-throughput screening method for determining the substrate scope of nitrilases [PDF]

open access: yes, 2014
Nitrile compounds are intermediates in the synthesis of pharmaceuticals such as atorvastatin. We have developed a chromogenic reagent to screen for nitrilase activity as an alternative to Nessler's reagent. It produces a semi-quantifiable blue colour and
Black, Gary   +5 more
core   +1 more source

An Engineered Probiotic Consortium Based on Quorum‐Sensing for Colorectal Cancer Immunotherapy

open access: yesAdvanced Science, Volume 12, Issue 46, December 11, 2025.
This work develops an engineered probiotic consortium sensing pH, hypoxia, and lactate in the tumor microenvironment. It releases a lactate‐depleting enzyme (LdhA) and a PD‐L1 nanobody. In humanized mouse models (MC38 and HT‐29 tumors), it achieves durable oscillations, suppresses tumors, activates CD8+, CD4+, IFN‐γ+ T cells, and reduces Foxp3 ...
Yufei Guo   +11 more
wiley   +1 more source

Bacterial Longevity Requires Protein Synthesis and a Stringent Response

open access: yesmBio, 2019
Gram-negative bacteria in infections, biofilms, and industrial settings often stop growing due to nutrient depletion, immune responses, or environmental stresses.
Liang Yin   +5 more
doaj   +1 more source

Strong antenna-enhanced fluorescence of a single light-harvesting complex shows photon antibunching [PDF]

open access: yes, 2014
The nature of the highly efficient energy transfer in photosynthetic light-harvesting complexes is a subject of intense research. Unfortunately, the low fluorescence efficiency and limited photostability hampers the study of individual light-harvesting ...
Cogdell, Richard   +4 more
core   +2 more sources

Effect of Circular‐Economy‐Derived Experimental Biostimulants on Growth and Development of Soilless Strawberry Plants in Greenhouse Conditions

open access: yesJournal of Sustainable Agriculture and Environment, Volume 4, Issue 4, December 2025.
ABSTRACT Increasing awareness of the adverse effects of agrochemicals is driving farmers to adopt more sustainable strategies for enhancing plant growth. Biostimulants have gained significant attention in both academic research and the horticultural industry as promising tools to promote growth, improve stress tolerance, and enhance crop performance ...
Samreen Nazeer   +10 more
wiley   +1 more source

The influence of probiotic administration on the phagocytic and oxidative burst activity of neutrophils and monocytes in the peripheral blood of dairy cows during different lactation periods

open access: yesJournal of Veterinary Research
The objective of this bovine peripheral blood study was a comparative assessment of the phagocytic activity of neutrophils and monocytes and of the intracellular killing capacity of neutrophils from cows given no probiotic and from cows which were ...
Brodzki Piotr   +8 more
doaj   +1 more source

Recent Progress in CO2 Conversion: An Overview of Catalytic Strategies for Sustainable Fuel and Chemical Synthesis

open access: yesSmartMat, Volume 6, Issue 6, December 2025.
This review systematically outlines recent advances in the catalytic strategies for converting CO₂ into valuable products, including photocatalysis, electrocatalysis, CO2 hydrogenation, photothermal catalysis, non‐thermal plasma, and biocatalytic processes.
An Zhang   +68 more
wiley   +1 more source

Identification of ferredoxin II as a major calcium binding protein in the nitrogen-fixing symbiotic bacterium Mesorhizobium loti [PDF]

open access: yes, 2015
BACKGROUND: Legumes establish with rhizobial bacteria a nitrogen-fixing symbiosis which is of the utmost importance for both plant nutrition and a sustainable agriculture.
Damiani, Ernesto   +6 more
core   +1 more source

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