Results 21 to 30 of about 2,143,897 (294)

Saprolegniaceae identified on amphibian eggs throughout the Pacific Northwest, USA, by internal transcribed spacer sequences and phylogenetic analysis [PDF]

open access: yes, 2007
We assessed the diversity and phylogeny of Saprolegniaceae on amphibian eggs from the Pacific Northwest, with particular focus on Saprolegnia ferax, a species implicated in high egg mortality.
Jill E. Petrisko   +18 more
core   +1 more source

Internal Transcribed Spacer (ITS) Fails Barcoding of the Genus Neotinea Rchb.f. (Orchidaceae)

open access: yesJournal of Agricultural Sciences, 2021
Internal Transcribed Spacer (ITS) is one of the most used barcoding regions for the molecular phylogenetics and barcoding of orchids. Our aim in this study is to test the reliability of ITS on barcoding of closely related Neotinea spp., including ...
Kaan Hürkan, Kemal Melih Taşkın
doaj   +1 more source

DNA barcoding in Atlantic Forest plants: what is the best marker for Sapotaceae species identification? [PDF]

open access: yesGenetics and Molecular Biology, 2014
The Atlantic Forest is a phytogeographic domain with a high rate of endemism and large species diversity. The Sapotaceae is a botanical family for which species identification in the Atlantic Forest is difficult.
Caio Vinicius Vivas   +6 more
doaj   +3 more sources

Molecular characterization of Dirofilaria spp. circulating in Portugal

open access: yesParasites & Vectors, 2017
Background Dirofilariosis is a potentially zoonotic parasitic disease, mainly transmitted by mosquito vectors in many parts of the world. Data concerning the canine Dirofilaria species currently circulating in Portugal is scarce.
Cátia Ferreira   +7 more
doaj   +1 more source

Identification of aquatic mycobacteria based on sequence analysis of the 16S-23S rRNA internal transcribed spacer region [PDF]

open access: yes, 2019
Purpose. Mycobacteria are common causative agents of bacterial infections in many species of freshwater and marine fish. Identification of mycobacteria to the species level based on phenotypic tests is inappropriate and time consuming.
Pourahmad, Fazel   +3 more
core   +1 more source

Recent advances in exploring physiology and biodiversity of ectomycorrhizas highlight the functioning of these symbioses in ecosystems [PDF]

open access: yes, 2000
Ectomycorrhizas, the dominating mycorrhizal symbiosis in boreal, temperate and some tropical forests, are formed by 5000-6000 species of the asco- and basidiomycetes.
Nehls, Uwe   +5 more
core   +1 more source

Isolation and Identification of fungi associated with diseased freshwater fishes in Terengganu, Malaysia [PDF]

open access: yesSongklanakarin Journal of Science and Technology (SJST), 2021
Fish health problem presents an ongoing challenge for aquaculture as disease outbreaks cause fish mortalities and financial losses. This study investigated the fungal infections in common freshwater ornamental and food fish species in Terengganu ...
Khairulbariyyah Zakaria   +16 more
doaj   +1 more source

Mangrove plants using deoxyribonucleic acid barcodes for enhancing biodiversity and conservation [PDF]

open access: yesGlobal Journal of Environmental Science and Management
BACKGROUND AND OBJECTIVES: Mangrove forests in North Sumatra and Aceh are concentrated on the east coast of Sumatra Island. Mangrove habitats are highly productive, diversified, and ecologically and commercially significant ecosystems.
M. Basyuni   +13 more
doaj   +1 more source

New records of Indigofera cordifolia Heyne ex Roth. (Fabales: Fabaceae) in Saudi Arabia based on morphological and molecular evidence

open access: yesJournal of Asia-Pacific Biodiversity, 2020
Indigofera cordifolia Heyne ex Roth. so far is reported only in the Arabian Peninsula from Oman. A recent field expedition in the Farasan Archipelago, Saudi Arabia, Red Sea, resulted in documentation of this species in Dumsuk Island.
Samah A. Alharbi, Rahmah N. Al-Qthanin
doaj   +1 more source

Fungal composition in saliva and plaque in children with caries: Differences and influencing factors

open access: yesMedicine in Microecology, 2023
Caries is a dental disease that can affect oral and psychological health and has a high incidence in children. The role of fungal flora in childhood caries has not been fully described.
Meixiang Yin   +5 more
doaj   +1 more source

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