Zobrazeno 1 - 10
of 437
pro vyhledávání: '"Don A. Cowan"'
Autor:
Gilda Varliero, Pedro H. Lebre, Byron Adams, Steven L. Chown, Peter Convey, Paul G. Dennis, Dandan Fan, Belinda Ferrari, Beat Frey, Ian D. Hogg, David W. Hopkins, Weidong Kong, Thulani Makhalanyane, Gwynneth Matcher, Kevin K. Newsham, Mark I. Stevens, Katherine V. Weigh, Don A. Cowan
Publikováno v:
Microbiome, Vol 12, Iss 1, Pp 1-22 (2024)
Abstract Background Antarctica and its unique biodiversity are increasingly at risk from the effects of global climate change and other human influences. A significant recent element underpinning strategies for Antarctic conservation has been the dev
Externí odkaz:
https://doaj.org/article/d5fd3c8d0d414029b3dca24dbe745fc8
Autor:
Mia Truter, Jessica E. Koopman, Karen Jordaan, Leon Oma Tsamkxao, Don A. Cowan, Simon J. Underdown, Jean-Baptiste Ramond, Riaan F. Rifkin
Publikováno v:
Cell Reports, Vol 43, Iss 2, Pp 113690- (2024)
Summary: We investigate the bacterial and fungal composition and functionality of the Ju|’hoansi intestinal microbiome (IM). The Juǀʼhoansi are a hunter-gatherer community residing in northeastern Namibia. They formerly subsisted by hunting and g
Externí odkaz:
https://doaj.org/article/e3a602968fdc4333830c38ace6e3c3ca
Autor:
Lorine Akinyi Onyango, Florence Atieno Ngonga, Edward Nderitu Karanja, Josiah Ochieng’ Kuja, Hamadi Iddi Boga, Don A. Cowan, Kennedy Wanjau Mwangi, Marianne Wughanga Maghenda, Pedro Bixirao Neto Marinho Lebre, Anne Kelly Kambura
Publikováno v:
Scientific Reports, Vol 13, Iss 1, Pp 1-14 (2023)
Abstract Soil microbiomes in forest ecosystems act as both nutrient sources and sinks through a range of processes including organic matter decomposition, nutrient cycling, and humic compound incorporation into the soil. Most forest soil microbial di
Externí odkaz:
https://doaj.org/article/b287182a53b049f8b4f1d1c9bef14a87
Autor:
Riaan F. Rifkin, Surendra Vikram, Jaime Alcorta, Jean-Baptiste Ramond, Don A. Cowan, Mattias Jakobsson, Carina M. Schlebusch, Marlize Lombard
Publikováno v:
Communications Biology, Vol 6, Iss 1, Pp 1-10 (2023)
Ancient genomic evidence for Rickettsia felis presence in human remains from 2000 years ago reframes previous hypotheses of R. felis as a novel or emergent pathogen in modern humans.
Externí odkaz:
https://doaj.org/article/8ac5554bc3034c49aad86422abbacb76
Autor:
Chiguié Estelle Raïssa Amon, Romain Kouakou Fossou, Anicet E. T. Ebou, Dominiqueua K. Koua, Claude Ghislaine Kouadjo, Yao Casimir Brou, Don Rodrigue Rosin Voko Bi, Don A. Cowan, Adolphe Zézé
Publikováno v:
Frontiers in Microbiology, Vol 14 (2023)
The growing understanding that soil bacteria play a critical role in ecosystem servicing has led to a number of large-scale biogeographical surveys of soil microbial diversity. However, most of such studies have focused on northern hemisphere regions
Externí odkaz:
https://doaj.org/article/2b781bd303054e3290ec41ae27342c96
Autor:
Lefentse Mashamaite, Pedro H. Lebre, Gilda Varliero, Silindile Maphosa, Max Ortiz, Ian D. Hogg, Don A. Cowan
Publikováno v:
Frontiers in Microbiology, Vol 14 (2023)
IntroductionThe Antarctic McMurdo Dry Valleys are geologically diverse, encompassing a wide variety of soil habitats. These environments are largely dominated by microorganisms, which drive the ecosystem services of the region. While altitude is a we
Externí odkaz:
https://doaj.org/article/3b67fc7088d54cdc86bf4e874a4f9013
Autor:
Jennifer C. Van Wyk, B. Trevor Sewell, Michael J. Danson, Tsepo L. Tsekoa, Muhammed F. Sayed, Don A. Cowan
Publikováno v:
Current Research in Structural Biology, Vol 4, Iss , Pp 256-270 (2022)
Nitrile hydratases (NHases) are important biocatalysts for the enzymatic conversion of nitriles to industrially-important amides such as acrylamide and nicotinamide. Although thermostability in this enzyme class is generally low, there is not suffici
Externí odkaz:
https://doaj.org/article/c90cb24114fc4f7986852852b84aaf3f
Autor:
Mouna Mahjoubi, Habibu Aliyu, Mohamed Neifar, Simone Cappello, Habib Chouchane, Yasmine Souissi, Ahmed Salaheddine Masmoudi, Don A. Cowan, Ameur Cherif
Publikováno v:
Scientific Reports, Vol 11, Iss 1, Pp 1-13 (2021)
Abstract Bioremediation offers a viable alternative for the reduction of contaminants from the environment, particularly petroleum and its recalcitrant derivatives. In this study, the ability of a strain of Pseudomonas BUN14 to degrade crude oil, pri
Externí odkaz:
https://doaj.org/article/4c9c416b874247138a94f7fe423745d8
Autor:
Gilda Varliero, Pedro H. Lebre, Beat Frey, Andrew G. Fountain, Alexandre M. Anesio, Don A. Cowan
Publikováno v:
Microorganisms, Vol 11, Iss 5, p 1153 (2023)
Microbial communities and nutrient dynamics in glaciers and ice sheets continuously change as the hydrological conditions within and on the ice change. Glaciers and ice sheets can be considered bioreactors as microbiomes transform nutrients that ente
Externí odkaz:
https://doaj.org/article/7fcfdfd2bb6e40eb8386045908019c14
Autor:
Riaan F. Rifkin, Surendra Vikram, Jean-Baptiste Ramond, Alba Rey-Iglesia, Tina B. Brand, Guillaume Porraz, Aurore Val, Grant Hall, Stephan Woodborne, Matthieu Le Bailly, Marnie Potgieter, Simon J. Underdown, Jessica E. Koopman, Don A. Cowan, Yves Van de Peer, Eske Willerslev, Anders J. Hansen
Publikováno v:
Microbiome, Vol 8, Iss 1, Pp 1-23 (2020)
Abstract Background The archaeological incidence of ancient human faecal material provides a rare opportunity to explore the taxonomic composition and metabolic capacity of the ancestral human intestinal microbiome (IM). Here, we report the results o
Externí odkaz:
https://doaj.org/article/430d2c28a3c445529c3bc4454c28e132