Results 41 to 50 of about 1,204,088 (297)

Enhancement of the lactic acid bacteria population, chemical and organoleptic properties of soygurt with nutraceuticals from purple sweet potato ( [PDF]

open access: yes, 2022
Soygurt is a type of probiotic beverage that is made from soy milk fermented by lactic acid bacteria (LAB). Purple sweet potato-PSP (Ipomoea batatas L) contains various nutraceutical compounds which may amplify the health benefits of soygurt once added ...
Ihab Tewfik   +20 more
core   +1 more source

Reconstructing enzyme evolution by protein engineering

open access: yesFEBS Letters, EarlyView.
Natural enzyme evolution can be retraced by protein engineering methods such as directed evolution, rational design, and ancestral sequence reconstruction. These approaches reveal how enzymes emerged from ligand‐binding scaffolds, developed varying substrate preferences, formed oligomeric complexes, adapted to environmental changes, and evolved novel ...
Lukas Drexler   +2 more
wiley   +1 more source

Candidate strains of photosynthetic purple bacteria.

open access: yes, 2016
Candidate strains of photosynthetic purple bacteria.
Kumiko Morisaki (1626211)   +3 more
core   +1 more source

Fundamental aspects of sucrose metabolism reveal a trophic link between Rhodospirillum rubrum and Rhodobacter capsulatus

open access: yesmBio
Purple non-sulfur bacteria (PNSB) are well known to have an exceptional metabolic versatility. However, while the growth of PNSB on sugar-rich streams has been extensively explored, their ability to metabolize sugars is poorly understood.
Manon Gilson   +5 more
doaj   +1 more source

Purple Urine Bag Syndrome: Series of Nine Cases and Review of Literature [PDF]

open access: yesJournal of Clinical and Diagnostic Research, 2018
Purple coloured urine occurs in the patients, mainly elderly who are on urinary catheters for a long-time and develop Purple Urine Bag Syndrome (PUBS), wherein the urinary bag and the tubing turn in to purple colour.
Arvind Goyal, Vikas Garg, Jyoti Jindal
doaj   +1 more source

Analysis of the Involvement of the Isoleucine Biosynthesis Pathway in Photoheterotrophic Metabolism of Rhodospirillum rubrum

open access: yesFrontiers in Microbiology, 2021
Purple non-sulfur bacteria (PNSB) are recognized as a highly versatile group of bacteria that assimilate a broad range of carbon sources. Growing heterotrophically, PNSB such as Rhodospirillum rubrum (Rs.
Guillaume Bayon-Vicente   +8 more
doaj   +1 more source

Structure‐forward targeting of claudins with synthetic binders

open access: yesFEBS Letters, EarlyView.
Claudins form the paracellular barriers between epithelial and endothelial tissues at tight junctions and are targets for molecular binders with the goal of modulating barrier permeability. Claudin‐binding molecules are relevant in drug delivery or in altering claudin interactions with disease‐causing proteins.
Alex J. Vecchio
wiley   +1 more source

Microbial photoelectrosynthesis: Feeding purple phototrophic bacteria electricity to produce bacterial biomass

open access: yesMicrobial Biotechnology, 2023
Purple phototrophic bacteria are one of the main actors in chemolithotrophic carbon fixation and, therefore, fundamental in the biogeochemical cycle. These microbes are capable of using insoluble electron donors such as ferrous minerals or even carbon ...
Carlos Manchon   +3 more
doaj   +1 more source

Structural and biochemical analysis of a B12 superbinder

open access: yesFEBS Letters, EarlyView.
BtuG proteins are vitamin B12 scavengers in Bacteroides thetaiotaomicron, a dominant human gut bacterium. We present crystal structures of three BtuG homologs bound to cobalamin and its precursor cobinamide, revealing picomolar binding affinities, among the highest known for any natural protein.
Jose M. Martinez Felices   +3 more
wiley   +1 more source

Characterization of Bacterial Communities Associated with the Tyrian Purple Producing Gland in a Marine Gastropod. [PDF]

open access: yesPLoS ONE, 2015
Dicathais orbita is a marine mollusc recognised for the production of anticancer compounds that are precursors to Tyrian purple. This study aimed to assess the diversity and identity of bacteria associated with the Tyrian purple producing hypobranchial ...
Ajit Kumar Ngangbam   +4 more
doaj   +1 more source

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