Results 61 to 70 of about 19,856 (238)

Parasitic chytrids could promote copepod survival by mediating material transfer from inedible diatoms [PDF]

open access: yes, 2010
Diatoms form large spring blooms in lakes and oceans, providing fuel for higher trophic levels at the start of the growing season. Some of the diatom blooms, however, are not grazed by filter-feeding zooplankton like Daphnia due to their large size ...
A Ianora   +25 more
core   +2 more sources

Microbial regulation of global macroalgal blooms (green tides): From holobiont interactions to bloom dynamics and biogeochemistry

open access: yesLimnology and Oceanography Letters, Volume 11, Issue 2, March 2026.
Abstract Green tides caused by Ulva species have become one of the most serious marine ecological disasters, now impacting many coastal nations around the world. Although climatic and environmental drivers of these macroalgal blooms are well recognized, growing evidence identifies Ulva‐associated microbiota as potential pivotal regulators of bloom ...
Zhangyi Xia   +6 more
wiley   +1 more source

Zoosporulation of a new Perkinsus species isolated from the gills of the softshell clam Mya arenaria

open access: yesParasite, 2000
A gill-associated Perkinsus sp. isolated from the softshell clam (Mya arenaria) is described as a new species, P. chesapeaki sp. nov. Examination of the parasite in seawater cultures revealed life cycle stages and zoosporulation processes similar to ...
Mclaughlin S.M.   +4 more
doaj   +1 more source

Conditioning of surfaces by macromolecules and its implication for the settlement of zoospores of the green alga Ulva linza

open access: yesBiofouling (Print), 2012
Conditioning, ie the adsorption of proteins and other macromolecules, is the first process that occurs in the natural environment once a surface is immersed in seawater, but no information is available either regarding the conditioning of surfaces by ...
I. Thome   +5 more
semanticscholar   +1 more source

Genomic architecture of the resistance to Phytophthora cactorum 2 (RPc2) locus in strawberry (Fragaria × ananassa)

open access: yesThe Plant Genome, Volume 19, Issue 1, March 2026.
Abstract Phytophthora crown rot, caused by Phytophthora cactorum, is a soilborne disease with broad impacts on cultivated strawberry (Fragaria × ananassa). A resistance locus, RPc2, was previously identified in octoploid strawberries, but the underlying genomic architecture and causal genes remained uncharacterized.
Hyeondae Han   +14 more
wiley   +1 more source

Transcriptomic and Ultrastructural Signatures of K+-Induced Aggregation in Phytophthora parasitica Zoospores

open access: yesMicroorganisms, 2020
Most pathogenic oomycetes of the genus Phytophthora spread in water films as flagellated zoospores. Zoospores perceive and produce signals attracting other zoospores, resulting in autoaggregation in vitro or biofilm formation on plant surface.
Ilaria Bassani   +9 more
doaj   +1 more source

Role of the cyclic lipopeptide massetolide A in biological control of Phytophthora infestans and in colonization of tomato plants by Pseudomonas fluorescens [PDF]

open access: yes, 2007
Pseudomonas strains have shown promising results in biological control of late blight caused by Phytophthora infestans. However, the mechanism(s) and metabolites involved are in many cases poorly understood.
Andrea Ficke   +12 more
core   +2 more sources

Genes expressed in zoospores of Phytophthora nicotianae

open access: yesMolecular Genetics and Genomics, 2003
The genus Phytophthora includes many highly destructive plant pathogens. In many Phytophthora species, pathogen dispersal and initiation of plant infection are achieved by motile, biflagellate zoospores that are chemotactically attracted to suitable infection sites.
Skalamera, D.   +2 more
openaire   +3 more sources

Capture of Saprolegnia parasitica Spores in Flow‐Through Aquaculture: First Observations

open access: yesAquaculture, Fish and Fisheries, Volume 6, Issue 1, February 2026.
ABSTRACT Saprolegniosis, typically induced by oomycete Saprolegnia parasitica, is one of the most difficult pathogens in fish and other aquatic animals in freshwater systems. It is especially harmful for the endangered species landlocked salmon (Salmo salar m. sebago).
Petra Camilla Lindholm‐Lehto   +3 more
wiley   +1 more source

Settlement Behavior of Zoospores of Ulva linza During Surface Selection Studied by Digital Holographic Microscopy

open access: yesBiointerphases, 2012
Settlement of the planktonic dispersal stages of marine organisms is the crucial step for the development of marine biofouling. Four-dimensional holographic tracking reveals the mechanism by which algal spores select surfaces suitable for colonization ...
M. Heydt   +8 more
semanticscholar   +1 more source

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