Results 61 to 70 of about 14,145 (207)

A Study on Enhanced Expression of 3-Hydroxypropionic Acid Pathway Genes and Impact on Its Production in Lactobacillus reuteri

open access: yesFood Technology and Biotechnology, 2015
3-Hydroxypropionic acid (3-HP) is a novel antimicrobial agent against foodborne pathogens like Salmonella and Staphylococcus species. Lactobacillus reuteri converts glycerol into 3-HP using a coenzyme A-dependent pathway, which is encoded by propanediol ...
Gopal Ramakrishnan Gopi   +5 more
doaj   +1 more source

Targeting of Staphyloxanthin and α‐Hemolysin by Natural Compound L‐Malic Acid Suppresses Staphylococcus aureus Virulence

open access: yesThe FASEB Journal, Volume 40, Issue 11, 15 June 2026.
L‐malic acid, a natural TCA cycle intermediate, attenuates the virulence of Staphylococcus aureus through dual metabolic and regulatory mechanisms. It redirects central carbon flux away from the mevalonate pathway and inhibits the key enzyme CrtO, suppressing staphyloxanthin biosynthesis and impairing bacterial resistance to oxidative stress ...
Li Shen   +11 more
wiley   +1 more source

Catabolite Repression Gene of Escherichia coli [PDF]

open access: yesJournal of Bacteriology, 1969
A catabolite repression gene ( cat ) which alters the sensitivity of Escherichia coli to catabolite repression has been mapped by transduction and shown to be located between the pyrC and purB genes.
B, Tyler   +3 more
openaire   +2 more sources

The effect catabolite repression on a known secondary netabolite streptonycete [PDF]

open access: yes, 1986
The possible involvement of carbon catabolite repression in control of synthesis of the polyether antibiotic M139603 was examined by culturing the producing organism S. Longisooroflavus in a variety of media containing a range of different carbon sources
P. Milner,
core  

Ubiquitination of secretory granules promotes their crinophagic degradation in Drosophila

open access: yesFEBS Letters, Volume 600, Issue 12, Page 1729-1743, June 2026.
Ubiquitination of secretory granules in Drosophila larval salivary glands is a critical molecular trigger for crinophagy, the lysosomal degradation of unreleased, or low‐quality granules. The E3 ubiquitin ligase Cnot4 is recruited to the surface of secretory granules to induce crinophagy.
Tamás Csizmadia   +6 more
wiley   +1 more source

Role of glucose and CcpA in capsule expression and virulence of Streptococcus suis

open access: yes, 2011
Streptococcus suis is one of the most important pathogens in pigs and is also an emerging zoonotic agent. After crossing the epithelial barrier, S. suis causes bacteraemia, resulting in meningitis, endocarditis and bronchopneumonia.
Smith, H.E.   +21 more
core   +1 more source

Understanding and Overcoming Antibody‐Drug Conjugate Resistance: Biological Mechanisms and Emerging Analytical Frameworks in Breast Cancer

open access: yesAdvanced Science, Volume 13, Issue 35, 24 June 2026.
Antibody–drug conjugates (ADCs) transform breast cancer therapy, yet resistance limits their durability. Emerging evidence reveals that ADC failure is not solely tumor‐intrinsic but shaped by dynamic tumor–microenvironment interactions that alter drug delivery, processing, and response.
Minji Seo, Jangsoon Lee, Naoto T. Ueno
wiley   +1 more source

Catabolite repression of chloroplast development in Euglena [PDF]

open access: yesProceedings of the National Academy of Sciences, 1984
Two-dimensional gel electrophoresis resolved total cellular protein from Euglena gracilis Klebs var. bacillaris Cori into 640 polypeptides detectable by silver staining. The addition of 84 mM ethanol to dark-grown resting carbon-starved cells increased the relative amounts of 6 polypeptides ...
Monroy, Antonio F.   +1 more
openaire   +2 more sources

Overcome of carbon catabolite repression of bioinsecticides production by sporeless Bacillus thuringiensis through adequate fermentation technology [PDF]

open access: yes, 2014
The overcoming of catabolite repression, in bioinsecticides production by sporeless Bacillus thuringiensisstrain S22 was investigated into fully controlled 3 L fermenter, using glucose based medium.
Khedher, Saoussen Ben   +2 more
core   +1 more source

A Comprehensive Review on Xylitol Production: Experimental and Theoretical Insights, Research Gaps, and Future Perspectives

open access: yesAdvanced Energy and Sustainability Research, Volume 7, Issue 6, June 2026.
This review integrates chemical and biological xylitol production from upstream to downstream, uniquely combining experimental and theoretical insights to reveal mechanisms, bottlenecks, and future directions for sustainable lignocellulosic xylitol production.
Tanongsak Sukkasem   +2 more
wiley   +1 more source

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