Results 81 to 90 of about 25,250 (275)

Cross-Generational Effects and Non-random Developmental Response to Temperature Variation in Paramecium

open access: yesFrontiers in Cell and Developmental Biology, 2020
Unicellular organisms such as ciliates are largely neglected in research on adaptive developmental plasticity, although their nuclear dualism offers ideal circumstances to study development outside an embryonic context.
Rebecca Hagen   +2 more
doaj   +1 more source

Straight-line and turning locomotion of Paramecia [PDF]

open access: yesarXiv, 2012
In this fluid dynamics video we investigate the flow field around straight-line swimming and right and left turning Paramecia using micro- particle image velocimetry ({\mu}PIV). A Paramecium controls its ciliary beating to produce different fluid velocities on either side of its body.
arxiv  

Exploring the Frontiers of Cell Temperature Measurement and Thermogenesis

open access: yesAdvanced Science, Volume 12, Issue 1, January 9, 2025.
This review focuses on the mechanisms of local temperature generation within cells and the methods developed for accurate temperature assessment. Contact and noncontact techniques are introduced, including infrared thermography, fluorescence thermometry, and other innovative localized temperature measurement approaches.
Hanliang Zhu   +6 more
wiley   +1 more source

Turing Test, Chinese Room Argument, Symbol Grounding Problem. Meanings in Artificial Agents [PDF]

open access: yes, 2012
The Turing Test (TT), the Chinese Room Argument (CRA), and the Symbol Grounding Problem (SGP) are about the question “can machines think?”. We propose to look at that question through the capability for Artificial Agents (AAs) to generate meaningful ...
Menant, Mr Christophe
core  

Metabolism of saturated fatty acids by Paramecium tetraurelia.

open access: yesJournal of Lipid Research, 1987
Paramecium requires oleate for growth. The phospholipids of the ciliate contain high concentrations of palmitate and 18- and 20-carbon unsaturated fatty acids. We previously showed that radiolabeled oleate is desaturated and elongated to provide these 18-
D E Rhoads   +2 more
doaj  

Comparative Genomic Analysis of Holospora spp., Intranuclear Symbionts of Paramecia

open access: yesFrontiers in Microbiology, 2018
While most endosymbiotic bacteria are transmitted only vertically, Holospora spp., an alphaproteobacterium from the Rickettsiales order, can desert its host and invade a new one.
Sofya K. Garushyants   +11 more
doaj   +1 more source

ゾウリムシの長期飼育と教材化についての一考察 [PDF]

open access: yes, 2012
It has been 33 years since the author bred paramecium for the first time. During this time observation of paramecium has been introduced into science classes in junior high schools and seminars for teachers.
平松 茂
core   +1 more source

Realizing the physics of motile cilia synchronization with driven colloids

open access: yes, 2015
Cilia and flagella in biological systems often show large scale cooperative behaviors such as the synchronization of their beats in "metachronal waves".
Bruot, Nicolas, Cicuta, Pietro
core   +1 more source

The planktonic freshwater ciliate Balanion planctonicum (Ciliophora, Prostomatea): A cryptic species complex or a “complex species”?

open access: yesJournal of Eukaryotic Microbiology, Volume 72, Issue 1, January/February 2025.
Abstract The globally distributed ciliate Balanion planctonicum is a primary consumer of phytoplankton spring blooms. Due to its small size (~20 μm), identification and quantification by molecular tools is preferable as an alternative to the laborious counting of specimen in quantitative protargol stains. However, previous sequencing of the 18S rDNA V9
Martina Schalch‐Schuler   +7 more
wiley   +1 more source

The mitochondrial genomes of the ciliates Euplotes minuta and Euplotes crassus

open access: yesBMC Genomics, 2009
Background There are thousands of very diverse ciliate species from which only a handful mitochondrial genomes have been studied so far. These genomes are rather similar because the ciliates analysed (Tetrahymena spp.
Huynh Minh   +8 more
doaj   +1 more source

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