Results 21 to 30 of about 8,813 (200)

Algal Diversity in Paramecium bursaria: Species Identification, Detection of Choricystis parasitica, and Assessment of the Interaction Specificity

open access: yesDiversity, 2020
The ‘green’ ciliate Paramecium bursaria lives in mutualistic symbiosis with green algae belonging to the species Chlorella variabilis or Micractinium conductrix. We analysed the diversity of algal endosymbionts and their P. bursaria hosts in nine strains
Felicitas E. Flemming   +3 more
doaj   +1 more source

Endosymbiosis: The Evil within [PDF]

open access: yesCurrent Biology, 2007
A recent study has revealed a novel feature of the symbiosis between a bacterium and a fungal pathogen. In addition to producing a pathogenic toxin, the endosymbiont of the rice pathogen Rhizopus microsporus controls the ability of the fungus to form sporangia and spores.
Valdivia, Raphael H., Heitman, Joseph
openaire   +2 more sources

Relevance of sex-differenced analyses in bioenergetics and nutritional studies

open access: yesFrontiers in Nutrition, 2022
Sex-biased analyses still remain as one of the biggest limitations to obtain universal conclusions. In biomedicine, the majority of experimental analyses and a significant amount of patient-derived cohort studies exclusively included males.
Glòria Garrabou   +7 more
doaj   +1 more source

The Basic Genetic Toolkit to Move in with your Photosynthetic Partner

open access: yesFrontiers in Ecology and Evolution, 2015
The origin of photosynthetic organelles via endosymbiosis more than 1 Gya ago was a major detonator of eukaryotic diversification. The evolution of a stable endosymbiotic relationship between eukaryotic cells and photosynthetic cyanobacteria involved ...
Adrian eReyes-Prieto
doaj   +1 more source

Surfing the vegetal pole in a small population: extracellular vertical transmission of an 'intracellular' deep-sea clam symbiont [PDF]

open access: yesRoyal Society Open Science, 2016
Symbiont transmission is a key event for understanding the processes underlying symbiotic associations and their evolution. However, our understanding of the mechanisms of symbiont transmission remains still fragmentary.
Tetsuro Ikuta   +13 more
doaj   +1 more source

Characterisation of an Escherichia coli line that completely lacks ribonucleotide reduction yields insights into the evolution of parasitism and endosymbiosis

open access: yeseLife, 2023
Life requires ribonucleotide reduction for de novo synthesis of deoxyribonucleotides. As ribonucleotide reduction has on occasion been lost in parasites and endosymbionts, which are instead dependent on their host for deoxyribonucleotide synthesis, it ...
Samantha DM Arras   +11 more
doaj   +1 more source

Inhibitory to non-inhibitory evolution of the ζ subunit of the F1FO-ATPase of Paracoccus denitrificans and α-proteobacteria as related to mitochondrial endosymbiosis

open access: yesFrontiers in Molecular Biosciences, 2023
Introduction: The ζ subunit is a potent inhibitor of the F1FO-ATPase of Paracoccus denitrificans (PdF1FO-ATPase) and related α-proteobacteria different from the other two canonical inhibitors of bacterial (ε) and mitochondrial (IF1) F1FO-ATPases.
Francisco Mendoza-Hoffmann   +15 more
doaj   +1 more source

Endosymbiosis before eukaryotes: mitochondrial establishment in protoeukaryotes [PDF]

open access: yes, 2020
Endosymbiosis and organellogenesis are virtually unknown among prokaryotes. The single presumed example is the endosymbiogenetic origin of mitochondria, which is hidden behind the event horizon of the last eukaryotic common ancestor. While eukaryotes are
Boza, G.   +3 more
core   +1 more source

Difficult phylogenetic questions: more data, maybe; better methods, certainly

open access: yesBMC Biology, 2011
Contradicting the prejudice that endosymbiosis is a rare phenomenon, Husník and co-workers show in BMC Biology that bacterial endosymbiosis has occured several times independently during insect evolution.
Philippe Hervé, Roure Béatrice
doaj   +1 more source

Engineering Mycorrhizal Symbioses to Alter Plant Metabolism and Improve Crop Health

open access: yesFrontiers in Microbiology, 2017
Creating sustainable bioeconomies for the 21st century relies on optimizing the use of biological resources to improve agricultural productivity and create new products. Arbuscular mycorrhizae (phylum Glomeromycota) form symbiotic relationships with over
Katherine E. French
doaj   +1 more source

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