Results 21 to 30 of about 10,473,632 (314)

Cellular structure and molecular functions of plants, animals, bacteria, and viruses [PDF]

open access: yesCellular, Molecular and Biomedical Reports, 2022
Plant cells are the basic unit of life in organisms of the kingdom Plantae. These organisms as eukaryotic cells have a true nucleus along with particular structures called organelles that perform various functions.
Hamid kheyrodin   +2 more
doaj   +1 more source

Experimental Warming Effects on Prokaryotic Growth and Viral Production in Coastal Waters of the Northwest Pacific during the Cold Season

open access: yesDiversity, 2021
Climate warming can directly affect biological processes in marine environments. Here, we investigated if warming (+2 °C) can change dynamics in viral and prokaryotic populations in the cold seasons in natural seawaters. We monitored the changes in viral
An-Yi Tsai   +2 more
doaj   +1 more source

Guidelines for a Morphometric Analysis of Prokaryotic and Eukaryotic Cells by Scanning Electron Microscopy

open access: yesCells, 2021
The invention of a scanning electron microscopy (SEM) pushed the imaging methods and allowed for the observation of cell details with a high resolution.
Dominika Czerwińska-Główka   +1 more
semanticscholar   +1 more source

A novel prokaryotic promoter identified in the genome of some monopartite begomoviruses. [PDF]

open access: yesPLoS ONE, 2013
Geminiviruses are known to exhibit both prokaryotic and eukaryotic features in their genomes, with the ability to express their genes and even replicate in bacterial cells.
Wei-Chen Wang   +5 more
doaj   +1 more source

Cell Biology of Prokaryotic Organelles [PDF]

open access: yesCold Spring Harbor Perspectives in Biology, 2010
Mounting evidence in recent years has challenged the dogma that prokaryotes are simple and undefined cells devoid of an organized subcellular architecture. In fact, proteins once thought to be the purely eukaryotic inventions, including relatives of actin and tubulin control prokaryotic cell shape, DNA segregation, and cytokinesis.
Arash Komeili   +2 more
openaire   +3 more sources

Optimization of Interleukin-5 Protein Expression in BL21 Strain of Escherichia Coli

open access: yesمجله دانشکده پزشکی اصفهان, 2020
Background: In asthma, the relationship between number of eosinophils and severity of this disease supports the hypothesis that eosinophil is the major effector cell in inflammation of airway. Evolution of eosinophils is regulated by interlukin-5 (IL-5).
mina Jamalvandi   +3 more
doaj   +1 more source

Modeling the winter-to-summer transition of prokaryotic and viral abundance in the Arctic Ocean. [PDF]

open access: yesPLoS ONE, 2012
One of the challenges in oceanography is to understand the influence of environmental factors on the abundances of prokaryotes and viruses. Generally, conventional statistical methods resolve trends well, but more complex relationships are difficult to ...
Christian Winter   +2 more
doaj   +1 more source

Insights into Virus–Prokaryote Relationships in a Subtropical Danshui River Estuary of Northern Taiwan in Summer

open access: yesDiversity, 2022
In spite of the fact that the interactions between environmental parameters and prokaryotic and viral abundance have been explored in various aquatic environments, only a few independent estimates of viral production and decay in the estuarine region ...
An-Yi Tsai   +3 more
doaj   +1 more source

How Do Prokaryotic Cells Cycle? [PDF]

open access: yesCurrent Biology, 2004
This issue of Current Biology features five reviews covering various key aspects of the eukaryotic cell cycle. The topics include initiation of chromosome replication, assembly of the mitotic spindle, cytokinesis, the regulation of cell-cycle progression, and cell-cycle modeling, focusing mainly on budding yeast, fission yeast and animal cell model ...
Rolf Bernander, William Margolin
openaire   +3 more sources

Infrared nanoscopy and tomography of intracellular structures

open access: yesCommunications Biology, 2021
Kanevche and colleagues present a combined imaging method employing scattering-type scanning near-field optical microscopy and Fourier-transform infrared spectroscopy to visualize the internal structures of cells. Demonstrating their method on eukaryotic
Katerina Kanevche   +5 more
doaj   +1 more source

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