Extreme environments offer an unprecedented opportunity to understand microbial eukaryotic ecology, evolution, and genome biology

HB Rappaport, AM Oliverio - Nature Communications, 2023‏ - nature.com
Research in extreme environments has substantially expanded our understanding of the
ecology and evolution of life on Earth, but a major group of organisms has been largely …

Cellular interactions and evolutionary origins of endosymbiotic relationships with ciliates

Q Song, F Zhao, L Hou, M Miao - The ISME Journal, 2024‏ - academic.oup.com
As unicellular predators, ciliates engage in close associations with diverse microbes, laying
the foundation for the establishment of endosymbiosis. Originally heterotrophic, ciliates …

Group-specific functional patterns of mitochondrion-related organelles shed light on their multiple transitions from mitochondria in ciliated protists

Z Chen, J Li, DE Salas-Leiva, M Chen, S Chen… - Marine Life Science & …, 2022‏ - Springer
Adaptations of ciliates to hypoxic environments have arisen independently several times.
Studies on mitochondrion-related organelle (MRO) metabolisms from distinct anaerobic …

Morphogenesis of an anaerobic ciliate Heterometopus palaeformis (Kahl, 1927) Foissner, 2016 (Ciliophora, Armophorea) with notes on its morphological and …

W Zhuang, X Feng, R Li, SA Al-Farraj, X Hu - Protist, 2024‏ - Elsevier
The morphology, morphogenesis, and molecular phylogeny of Heterometopus palaeformis
(Kahl, 1927) Foissner, 2016 were studied using microscopical observations on live and …

Genetic potential for aerobic respiration and denitrification in globally distributed respiratory endosymbionts

DR Speth, LM Zeller, JS Graf, WA Overholt… - Nature …, 2024‏ - nature.com
Abstract The endosymbiont Candidatus Azoamicus ciliaticola was proposed to generate
ATP for its eukaryotic host, an anaerobic ciliate of the Plagiopylea class, fulfilling a function …

Comprehensive phylogenomic analyses reveal that order Armophorida is most closely related to class Armophorea (Protista, Ciliophora)

J Li, S Li, H Su, M Yu, J Xu, Z Yi - Molecular Phylogenetics and Evolution, 2023‏ - Elsevier
Ciliate species within the class Armophorea are widely distributed in various anaerobic
environments, hence they are of great interest to researchers studying evolution and …

Mitochondrial metabolism of the facultative parasite Chilodonella uncinata (Alveolata, Ciliophora)

X Bu, W Zhao, W Li, H Zou, S Wu, M Li, G Wang - Parasites & Vectors, 2023‏ - Springer
Background Chilodonella uncinata is an aerobic ciliate capable of switching between being
free-living and parasitic on fish fins and gills, causing tissue damage and host mortality. It is …

A unique symbiosome in an anaerobic single-celled eukaryote

J Jerlström-Hultqvist, L Gallot-Lavallée… - Nature …, 2024‏ - nature.com
Symbiotic relationships between eukaryotes and prokaryotes played pivotal roles in the
evolution of life and drove the emergence of specialized symbiotic structures in animals …

Ontogeny and phylogeny of the anaerobic genus Urostomides with supplementing morphological characterization of the type and one little-known species (Alveolata …

X Feng, W Zhuang, R Li, X Hu - Zoological Journal of the …, 2024‏ - academic.oup.com
Urostomides is an obligate anaerobic ciliate genus in the family Apometopidae (Metopida).
Although most congeners have been described using modern criteria, detailed ontogenetic …

Anaerocyclidiidae fam. nov.(Oligohymenophorea, Scuticociliatia): A newly recognized major lineage of anaerobic ciliates hosting prokaryotic symbionts

K Poláková, WA Bourland, I Čepička - European Journal of Protistology, 2023‏ - Elsevier
The research on anaerobic ciliates, to date, has mainly been focused on representatives of
obligately anaerobic classes such as Armophorea or Plagiopylea. In this study, we focus on …