According to the results of our investigation, distinct bacterial isolates capable of breaking down agar were found in various nonmarine environments. The deficiency of reducing sugar in the control media demonstrates that the agar in the experiment is broken down by the bacteria to produce various oligosaccharides because the viscosity of the medium containing the agar was found to have been extremely high before inoculation, reducing with incubation duration and attaining a maximum after 48 hours. These isolates were subsequently used in tests along with additional investigation since they could create reducing sugar. Interestingly, the deterioration of agar appears to be mainly caused by Gram-negative bacteria. In order to study the agarase properties, the relative quantity of the enzyme secreted by the bacteria that hydrolyze the agar was used. The detection of extracellular agarase surrounding the colonies and the absence of stained halos on iodine-treated agar plates show that the agarase diffusing from the bacteria impacted the characteristics of the gel. Inconclusion, these agarsase-producing bacteria can be exploited for industrial applications. Waste agar from the plant tissue culture business can be utilized for a range of applications and this degraded agar can be explored for reliable and ecologically safe alternatives.
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http://dx.doi.org/10.1093/lambio/ovad079 | DOI Listing |
Eur J Pharm Sci
January 2025
RAPSODEE, IMT Mines Albi, CNRS, University of Toulouse, 81013 Albi, France.
This study investigates the effects of disintegrants sodium starch glycolate (SSG) and crospovidone (CP) on the printability, rheological properties, and disintegration time of agar and hydroxypropyl methylcellulose (HPMC)-based formulations designed for semi-solid extrusion. Printability was assessed by measuring the dimensional accuracy of manually extruded filaments. Rheological analysis was performed using oscillatory measurements.
View Article and Find Full Text PDFN Z Med J
January 2025
Professor, Department of Public Health, University of Otago Wellington, Wellington.
Aim: In February 2024, the Aotearoa New Zealand Government repealed legislation to mandate very low nicotine cigarettes (VLNCs), greatly reduce the number of tobacco retailers and disallow sale of tobacco products to people born after 2008 (smokefree generation). We investigated acceptability and likely impacts of these measures among people who smoke or who recently (≤2 years) quit smoking.
Method: We analysed data from 1,230 participants from Wave 3 (conducted in late 2020 and early 2021) and 615 participants from Wave 3.
Curr Microbiol
January 2025
School of Organic Farming, Punjab Agricultural University, Ludhiana, 141004, India.
Endophytes are bacteria that inhabit host plants for most of their life cycle without causing harm. In the study, 15 endophytic bacteria were isolated from 30 forage Sorghum plants and assessed for various plant growth-promoting (PGP) traits, such as phosphate solubilization, 1-aminocyclopropane-1-carboxylic acid (ACC) deaminase activity, ammonia production, siderophore production, gibberellic acid production, Indole-3-acetic acid (IAA) production, and zinc solubilization. One isolate, JJG_Zn, demonstrated multiple PGP activities and was identified as Enterobacter sp.
View Article and Find Full Text PDFMicrobiol Spectr
January 2025
Department of Veterinary Science, Martin-Gatton College of Agriculture, Food, and Environment, University of Kentucky, Lexington, Kentucky, USA.
Unlabelled: is a foodborne pathogen that poses a significant threat to global public health. It affects several animal species, including horses. infections in horses can be either asymptomatic or cause severe clinical illness.
View Article and Find Full Text PDFScientificWorldJournal
January 2025
Department of Biology, College of Science, Bahir Dar University, P. O. Box 79, Bahir Dar, Ethiopia.
The present study was aimed to verify the medicinal value of and traditionally used to treat human and animal ailments in Ethiopia. Fresh leaves of these species were collected, dried under shade, and ground into fine powder. The extraction was carried out by the maceration method using methanol as a solvent.
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