Results 1 to 10 of about 1,204,088 (297)

Synthesis of High-Molecular-Weight Polyhydroxyalkanoates by Marine Photosynthetic Purple Bacteria. [PDF]

open access: yesPLoS ONE, 2016
Polyhydroxyalkanoate (PHA) is a biopolyester/bioplastic that is produced by a variety of microorganisms to store carbon and increase reducing redox potential.
Mieko Higuchi-Takeuchi   +3 more
doaj   +3 more sources

Genes and Pathway Reactions Related to Carotenoid Biosynthesis in Purple Bacteria [PDF]

open access: yesBiology, 2023
In purple bacteria, the genes of the carotenoid pathways are part of photosynthesis gene clusters which were distributed among different species by horizontal gene transfer.
Gerhard Sandmann
doaj   +2 more sources

Proliferation of purple sulphur bacteria at the sediment surface affects intertidal mat diversity and functionality. [PDF]

open access: yesPLoS ONE, 2013
There is a relative absence of studies dealing with mats of purple sulphur bacteria in the intertidal zone. These bacteria display an array of metabolic pathways that allow them to disperse and develop under a wide variety of conditions, making these ...
Cédric Hubas   +8 more
doaj   +2 more sources

Marine Purple Photosynthetic Bacteria as Sustainable Microbial Production Hosts

open access: yesFrontiers in Bioengineering and Biotechnology, 2019
Photosynthetic microorganisms can serve as the ideal hosts for the sustainable production of high-value compounds. Purple photosynthetic bacteria are typical anoxygenic photosynthetic microorganisms and are expected to be one of the suitable ...
Keiji Numata, Mieko Higuchi-Takeuchi
exaly   +3 more sources

Effectiveness of purple led for inactivation of Bacillus subtilis and Escherichia coli bacteria in in vitro sterilizers

open access: yesBiomedical Photonics, 2023
Bacteria are inactivated using a technique called photodynamic inactivation, which combines light with a photosensitizer with the right spectrum. The objective of this study is to ascertain the e­ciency of purple LEDs for photoinactivating Bacillus ...
A. K. Yaqubi   +5 more
doaj   +1 more source

MINIMUM INHIBITORY CONCENTRATION OF PURPLE LEAF EXTRACT (GRAPTOPHYLLUM PICTUM L. GRIFF) AGAINST LACTOBACILLUS ACIDOPHILUS ATCC 4356

open access: yesJournal of Vocational Health Studies, 2023
Background: Dental caries is an oral cavity disease that affects most Indonesians. Lactobacillus acidophilus (L. acidophilus) is one of the bacteria that causes dental caries.
Shafira Indriyani Chusnadia   +4 more
doaj   +1 more source

Purple urine bag syndrome:A simple and rare spot diagnosis in Uroscopic rainbow

open access: yesUrology Case Reports, 2021
Purple urine bag syndrome (PUBS) is benign pathology but an alarming symptom to the patients and his/her relatives because of purple discoloration of urine in collecting bag and tubing. Colour of the urine is purple because of tryptophan metabolite named
Utkarsh Kumar   +3 more
doaj   +1 more source

Anammox bacterial abundance and diversity in different temperatures of purple paddy soils by 13C-DNA stable-isotope probing combined with high-throughput sequencing

open access: yesFrontiers in Microbiology, 2023
IntroductionAnaerobic ammonium oxidation (anammox) plays a vital role in the global nitrogen cycle by oxidizing ammonium to nitrogen under anaerobic environments.
Zijie Yu   +6 more
doaj   +1 more source

Method for the facile transformation of marine purple photosynthetic bacteria using chemically competent cells

open access: yesMicrobiologyOpen, 2020
Marine purple photosynthetic bacteria are ideal organisms for the production of useful materials at reduced costs and contributing to a sustainable society because they can utilize sunlight, seawater, and components of air, including carbon dioxide and ...
Mieko Higuchi‐Takeuchi   +2 more
doaj   +1 more source

Evaluation of the relationship between color-tuning of photosynthetic excitons and thermodynamic stability of light-harvesting chromoproteins

open access: yesPhotosynthetica, 2023
Color-tuning is a critical survival mechanism for photosynthetic organisms. Calcium ions are believed to enhance both spectral tuning and thermostability in obligatory calcium-containing sulfur purple bacteria.
M. RÄTSEP   +6 more
doaj   +1 more source

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