Results 161 to 170 of about 139,474 (279)

Improved single-swab sample preparation for recovering bacterial and phage DNA from human skin and wound microbiomes. [PDF]

open access: yes, 2019
BackgroundCharacterization of the skin and wound microbiome is of high biomedical interest, but is hampered by the low biomass of typical samples. While sample preparation from other microbiomes (e.g., gut) has been the subject of extensive optimization,
Chen, Irene A   +3 more
core   +1 more source

Disentangling mechanisms that mediate soil fungal α and β diversity during forest secondary succession

open access: yesEcography, EarlyView.
Understanding the mechanisms controlling community diversity is a central, topic in ecology, particularly in microbial ecology. Although species pools and local assembly processes are believed to play non‐negligible roles in shaping the within‐community (α) and among‐community (β) diversity of microbial communities, their relative importance as ...
Xiao Zhang   +10 more
wiley   +1 more source

Prey DNA Detection in Lycosid Spiders Is Primarily Influenced by Time Since Feeding and Primer Choice

open access: yesEntomologia Experimentalis et Applicata, EarlyView.
Gut content analysis using DNA metabarcoding has improved understanding of predator–prey interactions involving spiders. We tested how starvation before feeding, time since feeding, spider size, and the presence of egg sacs or spiderlings affect prey DNA detection in Lycosidae.
Jeffery Marker   +3 more
wiley   +1 more source

The Fish Behind Fish Feed: Rethinking Transparency Using DNA Tools

open access: yesFish and Fisheries, EarlyView.
ABSTRACT Aquaculture is now the fastest growing food sector and may be a promising solution to increasing seafood demands. Yet, carnivorous aquaculture species such as salmon and seabass continue to rely on fishmeal and fish oil (FMFO), which are derived largely from pelagic fish that are sometimes key to the food security of some coastal nations. This
Marine Cusa   +4 more
wiley   +1 more source

The impact of accumulating immune adaptation in circulating strains of HIV‐1

open access: yesHIV Medicine, EarlyView.
Abstract Background Mutations in human immunodeficiency virus type 1 (HIV‐1) enable the virus to evade recognition and killing by human leucocyte antigen (HLA)‐restricted T cells. These viral adaptations are specific to the HLA type of individuals and are therefore evident as HLA allele‐HIV sequence associations at the population level. Most studies of
Marwah Al‐kaabi   +7 more
wiley   +1 more source

Floral resource strips enhance parasitoid abundance and diversity in apple orchards and promote agroecological advances in a South African biosphere reserve

open access: yesInsect Conservation and Diversity, EarlyView.
Floral resource strips within apple orchards increased parasitoid abundance and influenced community composition, enhancing local biodiversity in the Kogelberg Biosphere Reserve's transition zone. Ruderal and natural fynbos habitats supported higher parasitoid richness and abundance, emphasising the importance of conserving semi‐natural habitats ...
Fabrizia Ratto   +7 more
wiley   +1 more source

Microbiome of Apical Intracanal and Extraradicular Biofilms From the Same Roots of Teeth With Persistent Apical Periodontitis: An Observational Study

open access: yesInternational Endodontic Journal, EarlyView.
ABSTRACT Aim Bacterial biofilms around the apex are crucial in disease progression and persistence of apical periodontitis. While intracanal biofilms initiate infection, extraradicular biofilms contribute to treatment resistance and persistence. Thus, a comprehensive understanding of these biofilms may help elucidate mechanisms underlying persistent ...
Yoko Asahi   +11 more
wiley   +1 more source

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