Results 61 to 70 of about 16,203 (227)

Two Oxytrichid Ciliates, Cyrtohymena primicirrata and Oxytricha granulifera (Ciliophora: Sporadotrichida: Oxytrichidae) Unknown from Korea [PDF]

open access: yes, 2013
This study reports the discovery of two oxytrichid ciliates, Cyrtohymena primicirrata (Berger and Foissner, 1987) and Oxytricha granulifera Foissner and Adam, 1983, in Jeju Island, Korea.
Choon Bong Kwon, Mann Kyoon Shin
core   +1 more source

Silene, a versatile model system: from sex and genome evolution to ecology and speciation

open access: yesNew Phytologist, EarlyView.
Summary Fundamental and applied research in evolutionary biology benefits from the use of model systems in which approaches from disparate disciplines can be integrated. Here, we review recent progress in evolutionary research on the long‐standing model system Silene, a large genus with a well‐resolved phylogeny and newly available, expanded genomic ...
Sophie Karrenberg   +16 more
wiley   +1 more source

Beyond the “Code”: A Guide to the Description and Documentation of Biodiversity in Ciliated Protists (Alveolata, Ciliophora) [PDF]

open access: yes, 2017
Recent advances in molecular technology have revolutionized research on allaspects of the biology of organisms, including ciliates, and created unprece-dented opportunities for pursuing a more integrative approach to investigationsof biodiversity ...
Adl   +101 more
core   +6 more sources

Seasonal growth and reproductive dynamics of Chondrus ocellatus in relation to shore height in the Korean intertidal zone

open access: yesPhycological Research, EarlyView.
SUMMARY We examined the seasonal growth and reproduction of the carrageenophyte Chondrus ocellatus in Hakampo, Korea (July 2014–April 2015), to understand its adaptation to environmental variability across the intertidal zone. Three hypotheses were tested: (1) growth is greater at the lower shore with reduced stress; (2) gametophytes dominate at the ...
Jang Kyun Kim   +3 more
wiley   +1 more source

Reevaluation of the phylogenetic relationship between Mobilid and Sessilid peritrichs (Ciliophora, Oligohymenophorea) based on small subunit rRNA genes sequences [PDF]

open access: yes, 2006
Based on morphological characters, peritrich ciliates (Class Olygohymenophorea, Subclass Peritrichia) have been subdivided into the Orders Sessilida and Mobilida.
Gong, Ying-Chun   +5 more
core   +1 more source

Higher Trophic Status Leads to More Diverse and Divergent Microeukaryote Communities Over Time in Urban Lakes From the Greater Paris (France)

open access: yesEnvironmental Microbiology Reports, Volume 18, Issue 3, June 2026.
Microeukaryote dynamics across a eutrophication gradient in Greater Paris region lakes showed richness peaking at intermediate trophic levels and communities becoming more modular, variable, and less connected with higher trophic status compared to oligo‐to‐mesotrophic lakes.
Sébastien Duperron   +13 more
wiley   +1 more source

Frost Tolerance Increases With Plant Height Among Co‐Occurring Alpine Species in the Central Tibetan Plateau

open access: yesEcology and Evolution, Volume 16, Issue 5, May 2026.
Frost tolerance (LT50) varies greatly among species coexisting in an alpine community. Taller plants are more frost‐tolerant, reversing the expected intra‐community pattern. Evidence for a frost survival trade‐off: avoidance in short plants vs. tolerance in tall plants.
Ji Suonan   +6 more
wiley   +1 more source

Comparative Analysis of Gut Eukaryotic Communities in Three Laboratory‐Reared Cockroach Species Using Metabarcoding

open access: yesJournal of Eukaryotic Microbiology, Volume 73, Issue 3, May/June 2026.
ABSTRACT Cockroaches are known reservoirs for diverse bacterial microbiomes. However, comprehensive analyses of the eukaryotic communities within cockroaches remain limited. In this study, we selected three long‐term laboratory‐reared cockroach species (Blattella germanica, Periplaneta fuliginosa, and Periplaneta japonica) and performed metabarcoding ...
Dongjun Kang   +12 more
wiley   +1 more source

Thermal Plasticity is Regulated by a Key MicroRNA During Range Expansion of an Invasive Fruit Fly

open access: yesAdvanced Science, Volume 13, Issue 23, 23 April 2026.
Populations at the invasion front of Bactrocera dorsalis adapt through reduced phenotypic and gene expression plasticity, a phenomenon likely to be driven by genetic assimilation. We identify a key miRNA‐mediated regulatory axis, in which miR‐276b post‐transcriptionally represses thw, a conserved chitin‐binding gene critical to the cold‐tolerance ...
Yan Zhao   +5 more
wiley   +1 more source

Microscopia eletrônica de varredura de parasitos branquiais de Piaractus mesopotamicus Holmberg, 1887 cultivados no Estado de São Paulo, Brasil

open access: yesActa Scientiarum: Biological Sciences, 2008
Foram coletados 15 exemplares de Piaractus mesopotamicus (pacu), medindo em torno de 15 cm de comprimento padrão, de tanques do Centro de Aqüicultura da Unesp, Jaboticabal, SP, Brasil.
Maria Luiza Rodrigues de Souza   +2 more
doaj   +1 more source

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