Results 31 to 40 of about 27,378 (258)

Bioremediation of heavy metals using a novel species of ciliate Paramecium multimicronucleatum isolated from industrial wastewater

open access: yesMaterials Research Express, 2023
The introduction of heavy metals by industries in the aquatic ecosystem is a threatening alarm for living organisms. Bioremediation is an eco-friendly and inexpensive technique as an alternative to chemical methods for wastewater treatment.
Itrat Zahra   +9 more
doaj   +1 more source

Evolutionary dynamics of a conserved sequence motif in the ribosomal genes of the ciliate Paramecium

open access: yesBMC Evolutionary Biology, 2010
Background In protozoa, the identification of preserved motifs by comparative genomics is often impeded by difficulties to generate reliable alignments for non-coding sequences.
Lynch Michael, Catania Francesco
doaj   +1 more source

The actin multigene family of Paramecium tetraurelia

open access: yesBMC Genomics, 2007
Background A Paramecium tetraurelia pilot genome project, the subsequent sequencing of a Megabase chromosome as well as the Paramecium genome project aimed at gaining insight into the genome of Paramecium.
Wagner Erika   +5 more
doaj   +1 more source

Protention and retention in biological systems [PDF]

open access: yes, 2011
This paper proposes an abstract mathematical frame for describing some features of cognitive and biological time. We focus here on the so called "extended present" as a result of protentional and retentional activities (memory and anticipation).
A Botzung   +17 more
core   +4 more sources

Phagosome maturation in unicellular eukaryote Paramecium: the presence of RILP, Rab7 and LAMP-2 homologues

open access: yesEuropean Journal of Histochemistry, 2009
Phagosome maturation is a complex process enabling degradation of internalised particles. Our data obtained at the gene, protein and cellular level indicate that the set of components involved in this process and known up to now in mammalian cells is ...
E Wyroba, L Surmacz, M Osinska, J Wiejak
doaj   +1 more source

The Obligate Symbiont “Candidatus Megaira polyxenophila” Has Variable Effects on the Growth of Different Host Species

open access: yesFrontiers in Microbiology, 2020
“Candidatus Megaira polyxenophila” is a recently described member of Rickettsiaceae which comprises exclusively obligate intracellular bacteria. Interestingly, these bacteria can be found in a huge diversity of eukaryotic hosts (protist, green algae ...
Chiara Pasqualetti   +6 more
doaj   +1 more source

Metachronal waves in a chain of rowers with hydrodynamic interactions [PDF]

open access: yes, 2010
Filaments on the surface of a microorganism such as Paramecium or Ophalina beat highly synchronized and form so-called metachronal waves that travel along the surfaces.
Stark, Holger, Wollin, Christopher
core   +2 more sources

Genetic differentiation of the mitochondrial cytochrome oxidase C subunit I gene in genus Paramecium (Protista, Ciliophora). [PDF]

open access: yesPLoS ONE, 2013
BACKGROUND: The mitochondrial cytochrome c oxidase subunit I (COI) gene is being used increasingly for evaluating inter- and intra-specific genetic diversity of ciliated protists. However, very few studies focus on assessing genetic divergence of the COI
Yan Zhao   +3 more
doaj   +1 more source

Physiological Aspects of Genetics [PDF]

open access: yes, 1948
The biological sciences appear to be in the midst of a period of unprecedented progress. An important salient in the advance is the general recognition of the significance of genes in the economy of the organism.
Beadle­, G. W.
core   +2 more sources

Fruit Flies Provide New Insights in Low-Radiation Background Biology at the INFN Underground Gran Sasso National Laboratory (LNGS) [PDF]

open access: yes, 2018
Deep underground laboratories (DULs) were originally created to host particle, astroparticle or nuclear physics experiments requiring a low-background environment with vastly reduced levels of cosmic-ray particle interference. More recently, the range of
Cenci, G.   +5 more
core   +1 more source

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