Results 71 to 80 of about 4,435 (177)

Characteristics of monolayer formation in vitro by the chytrid Batrachochytrium dendrobatidis

open access: yesBiofilm, 2019
Batrachochytrium dendrobatidis is a globally distributed generalist pathogen that has driven many amphibian populations to extinction. The life cycle of B. dendrobatidis has two main cell types, motile zoospores, and sessile reproductive sporangia.
Shalika Silva   +3 more
doaj   +1 more source

New vector of the potato virus X - Phytophthora infestans (Mont.) de Bary

open access: yesRUDN Journal of Agronomy and Animal Industries, 2010
Prove participation in the dissemination of the potato virus X zoospores of the fungus Phytophthora infestans. The minimum period for the acquisition virofornos was 12 hours of infection 72 hours after exposure to suspensions, zoospores at a donor within
H H Ali, M A Keldish, U I Pomaskov
doaj  

Oomycete Plant Pathogens Use Electric Fields to Target Roots

open access: yesMolecular Plant-Microbe Interactions, 2002
Plant roots generate electrical currents and associated electrical fields as a consequence of electrogenic ion transport at the root surface. Here we demonstrate that the attraction of swimming zoospores of oomycete plant pathogens to plant roots is ...
P. van West   +7 more
doaj   +1 more source

Invasive African clawed frogs in California: A reservoir for or predator against the chytrid fungus?

open access: yesPLoS ONE, 2018
Amphibian species are experiencing population declines due to infection by the fungal pathogen, Batrachochytrium dendrobatidis (Bd). The African clawed frog (Xenopus laevis), an asymptomatic carrier of Bd, has been implicated in the spread of this ...
Emily A Wilson   +2 more
doaj   +1 more source

Separating Chromera velia Zoospores From Culture and Estimating Their Average Motility Speed and Lifespan

open access: yesBio-Protocol
Chromera velia is an apicomplexan alga uniquely positioned as the closest photosynthetic relative to apicomplexan parasites (Sporozoa), which include the human pathogens that cause malaria (Plasmodium) and toxoplasmosis (Toxoplasma).
Jitka Richtová   +2 more
doaj   +1 more source

Fungal infection intensity and zoospore output of Atelopus zeteki, a potential acute chytrid supershedder.

open access: yesPLoS ONE, 2014
Amphibians vary in their response to infection by the amphibian-killing chytrid fungus, Batrachochytrium dendrobatidis (Bd). Highly susceptible species are the first to decline and/or disappear once Bd arrives at a site.
Graziella V Direnzo   +3 more
doaj   +1 more source

Functional characterization of macrophages and change of Th1/Th2 balance in patients with pythiosis after Pythium insidiosum antigen immunotherapy

open access: yesScientific Reports
There has been limited research into the role of the Pythium insidiosum antigen (PIA) in modulating immune response in patients with pythiosis. This study investigated the balance of T helper type 2 (Th2) and T helper type 1 (Th1) responses after ...
Sadeep Medhasi   +5 more
doaj   +1 more source

Moving with purpose: kelp zoospore motility governs encounters, settlement, and early recruitment

open access: yesFrontiers in Marine Science
Kelp forests depend on the successful settlement of microscopic zoospores, the motile dispersal stage of the kelp life cycle. Settlement begins with arrival at a surface and culminates in stable attachment through adhesive contact and curing.
Marianne E. Glascott   +4 more
doaj   +1 more source

Molecular mechanism of flagellar motor rotation arrest in bacterial zoospores of Actinoplanes missouriensis before germination

open access: yesCommunications Biology
Zoospores of the filamentous actinomycete Actinoplanes missouriensis swim vigorously using flagella and stop swimming to initiate germination in response to nutrient exposure. However, the molecular mechanisms underlying swimming cessation remain unknown.
Hiromu Kato   +5 more
doaj   +1 more source

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