Results 51 to 60 of about 42,825 (306)

Giardia Cyst Wall Protein 1 Is a Lectin That Binds to Curled Fibrils of the GalNAc Homopolymer [PDF]

open access: yes, 2010
The infectious and diagnostic stage of Giardia lamblia (also known as G. intestinalis or G. duodenalis) is the cyst. The Giardia cyst wall contains fibrils of a unique β-1,3-linked N-acetylgalactosamine (GalNAc) homopolymer and at least three cyst wall ...
Bullitt, Esther   +6 more
core   +5 more sources

Perspectives from Ten Years of Protist Studies by High‐Throughput Metabarcoding

open access: yesJournal of Eukaryotic Microbiology, 2020
During the last decade, high‐throughput metabarcoding became routine for analyzing protistan diversity and distributions in nature. Amid a multitude of exciting findings, scientists have also identified and addressed technical and biological limitations,
L. Santoferrara   +5 more
semanticscholar   +1 more source

Microplastics in the menu of Mediterranean zooplankton: Insights from the feeding response of the calanoid copepod Centropages typicus

open access: yesMarine Ecology, EarlyView., 2023
Abstract Microplastic input into the ocean represents an increasing threat to marine biota and may endanger the functioning of marine ecosystems, especially in semi‐enclosed basins, such as the Mediterranean Sea. The size spectrum of microplastics overlaps with that of nano‐microplankton (2–200 μm), thus potentially misleading suspension‐feeding ...
Claudia Traboni   +3 more
wiley   +1 more source

Complex coevolutionary history of symbiotic Bacteroidales bacteria of various protists in the gut of termites

open access: yesBMC Evolutionary Biology, 2009
Background The microbial community in the gut of termites is responsible for the efficient decomposition of recalcitrant lignocellulose. Prominent features of this community are its complexity and the associations of prokaryotes with the cells of ...
Hongoh Yuichi   +3 more
doaj   +1 more source

The Trypanosoma brucei AIR9-like protein is cytoskeleton-associated and is required for nucleus positioning and accurate cleavage furrow placement [PDF]

open access: yes, 2012
AIR9 is a cytoskeleton-associated protein in Arabidopsis thaliana with roles in cytokinesis and cross wall maturation, and reported homologues in land plants and excavate protists, including trypanosomatids.
Almeida Costa, Cristina   +7 more
core   +3 more sources

Soil protist function varies with elevation in the Swiss Alps

open access: yesEnvironmental Microbiology, 2021
Summary Protists are abundant and play key trophic functions in soil. Documenting how their trophic contributions vary across large environmental gradients is essential to understand and predict how biogeochemical cycles will be impacted by global ...
Florent Mazel   +11 more
semanticscholar   +1 more source

Evolutionary cell biology: Functional insight from “Endless forms most beautiful” [PDF]

open access: yes, 2015
In animal and fungal model organisms, the complexities of cell biology have been analyzed in exquisite detail and much is known about how these organisms function at the cellular level.
Dacks, Joel B.   +4 more
core   +1 more source

The dynamic trophic architecture of open-ocean protist communities revealed through machine-guided metatranscriptomics

open access: yesProceedings of the National Academy of Sciences of the United States of America, 2021
Significance Mixotrophy is a ubiquitous nutritional strategy in marine ecosystems. Although our understanding of the distribution and abundance of mixotrophic plankton has improved significantly, the functional roles of mixotrophs are difficult to ...
Bennett S. Lambert   +7 more
semanticscholar   +1 more source

Misconceptions identification on biodiversity and protist using multiple choice open reason (mcor)

open access: yesBiosfer, 2019
This research aims to identify misconceptions of Biodiversity and Protist material. This type of research is a quantitative descriptive study. The sampling technique is purposive sampling with the provisions that misconceptions have not been identified ...
Intan Yunanda   +2 more
doaj   +1 more source

Insights into the origin of metazoan filopodia and microvilli. [PDF]

open access: yes, 2013
Filopodia are fine actin-based cellular projections used for both environmental sensing and cell motility, and they are essential organelles for metazoan cells. In this study, we reconstruct the origin of metazoan filopodia and microvilli.
Burkhardt, Pawel   +6 more
core   +2 more sources

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