Results 81 to 90 of about 9,448 (208)

Consumption of phosphates from medium by activated sludge bacteria under various conditions of aeration [PDF]

open access: yes, 2013
The ability to consume phosphates from the medium has been assessed for bacteria isolated from activated sludge. There was selected an isolate, which cells has the highest level of phosphorus accumulation. It is shown that the most efficient consumption
Lemzikova, I. P., Markevich, R. M.
core  

Investigations on in vitro survival and virulence of T. pallidum under aerobiosis. [PDF]

open access: yesSexually Transmitted Infections, 1975
Motility of pathogenic T. pallidum was maintained in aerobic in vitro cultures for several weeks using a special medium. The latter consisted of McCoy's 5a medium supplemented with glutathione, sodium pyruvate, HEPES buffer, gentamycin (garamycin), and fetal calf serum. The virulence of the organisms was lost in 5 to 6 days.
openaire   +2 more sources

Postbiotics of Lacticaseibacillus paracasei CECT 9610 and Lactiplantibacillus plantarum CECT 9608 attenuates store‐operated calcium entry and FAK phosphorylation in colorectal cancer cells

open access: yesMolecular Oncology, Volume 18, Issue 5, Page 1123-1142, May 2024.
Colorectal cancer (CRC) cells exhibit altered store‐operated Ca2+ entry (SOCE), showing enhanced Ca2+ entry and expression of Orai1 and STIM1 proteins, which also increases cell migration. Exposure of CRC cells to Lacticaseibacillus paracasei and Lactiplantibacillus plantarum postbiotics reduces the expression of these proteins, resulting in a decrease
Alvaro Macias‐Diaz   +7 more
wiley   +1 more source

A methodology to quantify the aerobic and anaerobic sludge digestion performance for nutrient recycling in aquaponics

open access: yesBiotechnologie, Agronomie, Société et Environnement, 2018
Description of the subject. This research note presents a methodology to quantify the tilapia sludge digestion performance in aerobic and anaerobic reactors for aquaponic purpose.
Delaide, B.   +3 more
doaj  

The microbial cataclysm that forever changed life’s history

open access: yesEarth History and Biodiversity
After a full century of search, evidence of Darwin’s “missing” pre-Cambrian fossil record was finally discovered in the mid-1950s. Unsurprisingly, given the then widely held belief that Precambrian life was not only unknown but unknowable, the initial ...
J. William Schopf
doaj   +1 more source

Contamination of -percha cones in clinical use by endodontic specialists and general practitioners

open access: yesRevista Facultad de Odontología Universidad de Antioquia, 2017
Introduction: the present study evaluated the microbial contamination of gutta-percha cones proceeding from packages used clinically by endodontic specialists and general practitioners.
Marcia Cristina André Moreira-Nacif   +2 more
doaj   +1 more source

Benthic oxygen uptake and carbon cycling under aphotic and resource-limiting conditions in a submarine cave [PDF]

open access: yes, 1991
La consommation benthique en oxygène a été mesurée à l'aide d'une cloche de confinement dans la zone semi-obscure et la zone obscure d'une grotte sous-marine méditerranéenne en 7 occasions durant l'année 1987.
Fichez, Renaud
core   +1 more source

Comparable bacterial growth in platelet concentrates suspended in plasma and platelet additive solution and improved detection of bacterial contamination using a new generation automated culture system

open access: yesTransfusion, Volume 64, Issue 4, Page 665-673, April 2024.
Abstract Background Microbial screening of platelet concentrates (PC) with automated culture methods is widely implemented to reduce septic transfusion reactions. Herein, detection of bacterial contamination in PC was compared between units prepared in plasma and a mix of plasma and platelet additive solution (PAS) and between the BACT/ALERT 3D and ...
Yuntong Kou   +3 more
wiley   +1 more source

Detection of zoonotic enteropathogens in captive large felids in Italy

open access: yesZoonoses and Public Health, Volume 71, Issue 2, Page 200-209, March 2024.
Abstract Aims Within the One Health paradigm, infectious disease surveillance have been developed for domestic and wild animals, leaving the role of captive non‐domestic populations, especially felids in zoos and circuses, less explored. This study addresses the proximity of these captive animals to urban areas, necessitating focused monitoring for ...
Elisa Rampacci   +9 more
wiley   +1 more source

Role of perfusion medium in rewarming machine perfusion from hypo‐ to normothermia

open access: yesArtificial Organs, Volume 48, Issue 2, Page 150-156, February 2024.
The study compares intra‐ and extracellular type perfusion media for the use in machine perfusion‐assisted rewarming from hypo‐ to normothermia. The results show that Belzer MPS seems to be an alternative to a normothermic medium like Steen solution for rewarming machine perfusion.
Charlotte von Horn   +3 more
wiley   +1 more source

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