Results 71 to 80 of about 225,559 (221)

Impact of Electronic Cigarette Use on the Oral Microbiota: A Systematic Review

open access: yesJournal of Clinical Periodontology, EarlyView.
ABSTRACT Aim To examine whether the oral microbiota of e‐cigarette users differs from that of never smokers and current smokers. Materials and Methods PubMed, Scopus and Web of Science were searched on 27 August 2025. Human studies using molecular methods to compare oral microbiota in saliva, subgingival plaque and oral mucosal swabs among e‐cigarette ...
Giusy Rita Maria La Rosa   +9 more
wiley   +1 more source

Idiosyncratic evolution of conserved eukaryote proteins that are similar in sequence to archaeal or bacterial proteins [PDF]

open access: yes, 2008
Sequence comparisons have been made between the proteins of 571 prokaryote species including 46 archaea and 525 bacteria and the set of human proteins.
Roy J. Britten
core   +2 more sources

Biological control in French Guiana, Guadeloupe and Martinique [PDF]

open access: yes, 2020
Several biological control agents have been introduced successfully in Guyana, and / or Guadeloupe and Martinique: three tachinid dipterans and one hymenopteran for control of sugarcane borers, a ladybird and a hymenopteran parasitoid against the pink ...
Ryckewaert, Philippe   +1 more
core   +1 more source

Salivary Microvesicle Methylome and Microbiome Profiles in Periodontitis: An Exploratory Study

open access: yesJournal of Clinical Periodontology, EarlyView.
ABSTRACT Aim Salivary microvesicles (MVs) are nanosized extracellular vesicles from the host and microbiota whose cargo may mirror the biological state of their parent cells. This cross‐sectional study aimed to explore the diagnostic power of host methylome and microbiome profiles of MVs in various periodontal disease states. Materials and Methods This
Pingping Han   +5 more
wiley   +1 more source

Shotgun metagenomic data reveals signifcant abundance but low diversity of Candidatus Scalindua marine anammox bacteria in the Arabian Sea oxygen minimum zone

open access: yesFrontiers in Microbiology, 2014
Anaerobic ammonium oxidizing (anammox) bacteria are responsible for a significant portion of the loss of fixed nitrogen from the oceans, making them important players in the global nitrogen cycle.
laura eVillanueva   +5 more
doaj   +1 more source

Novel insights into the Thaumarchaeota in the deepest oceans: their metabolism and potential adaptation mechanisms [PDF]

open access: yes, 2020
Background: Marine Group I (MGI) Thaumarchaeota, which play key roles in the global biogeochemical cycling of nitrogen and carbon (ammonia oxidizers), thrive in the aphotic deep sea with massive populations.
Lehtovirta-Morley, Laura   +8 more
core   +2 more sources

‘Candidatus Burkholderia calva’ and ‘Candidatus Burkholderia nigropunctata’ as leaf gall endosymbionts of African Psychotria [PDF]

open access: yesInternational Journal of Systematic and Evolutionary Microbiology, 2004
Phylogenetic 16S rRNA gene analysis was used to assign the bacterial leaf-nodulating endosymbionts of two tropical African Psychotria species to the genus Burkholderia. The microsymbionts of the different Psychotria hosts were recognized as distinct and novel species of Burkholderia on the basis of relatively low intersequence similarities and ...
van Oevelen, Sandra   +4 more
openaire   +3 more sources

Lethal Effects of the Wild Potato Solanum bulbocastanum on the Planthopper Pentastiridius leporinus, a Vector of Bacterial Pathogens in Potato

open access: yesJournal of Applied Entomology, EarlyView.
ABSTRACT The planthopper Pentastiridius leporinus [Hemiptera: Cixiidae] is a vector of the two plant pathogenic bacteria ‘Candidatus Arsenophonus phytopathogenicus’ and ‘Candidatus Phytoplasma solani’ causing ‘bacterial potato tuber wilt’ in potato.
Eva Therhaag   +2 more
wiley   +1 more source

Biotic Factors Influence Microbiota of Nymph Ticks from Vegetation in Sydney, Australia

open access: yesPathogens, 2020
Ticks are haematophagous ectoparasites of medical and veterinary significance due to their excellent vector capacity. Modern sequencing techniques enabled the rapid sequencing of bacterial pathogens and symbionts.
Shona Chandra, Jan Šlapeta
doaj   +1 more source

Candidatus Colwellia aromaticivorans” sp. nov., “ Candidatus Halocyntiibacter alkanivorans” sp. nov., and “ Candidatus Ulvibacter alkanivorans” sp. nov. Genome Sequences

open access: yesMicrobiology Resource Announcements, 2019
Unplanned oil spills during offshore production are a serious problem for the industry and the marine environment. Here, we present the genome sequence analysis of three novel hydrocarbon-degrading bacteria, namely, “ Candidatus Colwellia aromaticivorans” sp.
Campeao, Mariana E.   +5 more
openaire   +3 more sources

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