Results 71 to 80 of about 4,090 (169)

Bacterial Glutamine Synthetases as a Novel Metabolic Selection Marker to Improve CHO Cell Culture Performance Through Selection Stringency Modulation

open access: yesBiotechnology Journal, Volume 20, Issue 9, September 2025.
Graphical Abstract and Lay Summary Metabolic selection markers have improved stable cell line generation by enhancing productivity without relying on antibiotics. This study evaluated bacterial glutamine synthetases as novel selection markers in CHO cells, identifying variants that significantly increased antibody titers and revealed structural ...
Daniel Heinzelmann   +9 more
wiley   +1 more source

Nutribloods: Novel synthetic lepidopteran haemolymphs for understanding insect–microbe nutritional interactions in vitro

open access: yesPhysiological Entomology, Volume 50, Issue 3, Page 264-276, September 2025.
We design 20 cell‐free ‘nutribloods’ based on the known composition of Spodoptera littoralis haemolymph for insects fed on 20 chemically defined diets varying in protein and carbohydrate levels. We then compared the growth of the blood‐borne insect bacterium Xenorhabdus nematophila in these 20 nutribloods.
Robert Holdbrook   +9 more
wiley   +1 more source

Genome sequences of Photorhabdus luminescens strains isolated from entomopathogenic nematodes from southern India

open access: yesGenomics Data, 2015
We report here draft whole genome sequences of three novel strains of Photorhabdus luminescens of 5.2–5.3 Mbps in size, and with a G+C content of 42.5% (each).
Nagesh Mandadi   +10 more
doaj   +1 more source

Bacterial Allies in Agricultural Defense: Evaluating Xenorhabdus and Photorhabdus Supernatants Against Phytophthora infestans and Monilinia laxa

open access: yesDüzce Üniversitesi Bilim ve Teknoloji Dergisi
Fungal plant pathogens represent a significant threat to global agriculture, affecting crop productivity and food security. Phytophthora infestans and Monilinia laxa are two such pathogens causing blights and brown rot, respectively, in economically ...
Derya Uluğ
doaj   +1 more source

Specificity of Signal-Binding via Non-AHL LuxR-Type Receptors.

open access: yesPLoS ONE, 2015
Quorum sensing is a typical communication system among Gram-negative bacteria used to control group-coordinated behavior via small diffusible molecules dependent on cell number.
Sophie Brameyer, Ralf Heermann
doaj   +1 more source

Antifungal activity of Xenorhabdus and Photorhabdus against aerial and soilborne grapevine pathogens: varying efficiencies and non-target effects

open access: yesBiological Control
The extensive use of fungicides raises significant environmental and health concerns, including biodiversity loss and risks to agricultural workers, while the emergence of new fungal diseases exacerbates reliance on these chemical agents. Recent research
Ignacio Vicente-Díez   +2 more
doaj   +1 more source

Nonribosomal Peptides Produced by Xenorhabdus and Photorhabdus

open access: yes, 2020
The application of natural products (NPs) as drugs and lead compounds has greatly improved human health over the past few decades. Despite their success, we still need to find new NPs that can be used as drugs to combat increasing drug resistance via new modes of action and to develop safer treatments with less side effects.
openaire   +2 more sources

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