Results 21 to 30 of about 307,002 (301)

Interacting organelles [PDF]

open access: yesCurrent Opinion in Cell Biology, 2018
Eukaryotic cells are organized into membrane-bound organelles. These organelles communicate with one another through vesicular trafficking pathways and membrane contact sites (MCSs). MCSs are sites of close apposition between two or more organelles that play diverse roles in the exchange of metabolites, lipids and proteins.
Sarah Cohen   +2 more
openaire   +2 more sources

Structural regulation and dynamic behaviour of organelles during plant meiosis

open access: yesFrontiers in Cell and Developmental Biology, 2022
Eukaryotes use various mechanisms to maintain cell division stability during sporogenesis, and in particular during meiosis to achieve production of haploid spores.
Aybars Koç, Nico De Storme
doaj   +1 more source

Membrane-Bound Meet Membraneless in Health and Disease

open access: yesCells, 2019
Membraneless organelles (MLOs) are defined as cellular structures that are not sealed by a lipidic membrane and are shown to form by phase separation. They exist in both the nucleus and the cytoplasm that is also heavily populated by numerous membrane ...
Chujun Zhang, Catherine Rabouille
doaj   +1 more source

Effects of Simulated Microgravity In Vitro on Human Metaphase II Oocytes: An Electron Microscopy-Based Study

open access: yesCells, 2023
The Gravity Force to which living beings are subjected on Earth rules the functionality of most biological processes in many tissues. It has been reported that a situation of Microgravity (such as that occurring in space) causes negative effects on ...
Selenia Miglietta   +12 more
doaj   +1 more source

How chloroplasts protect themselves from unfolded proteins

open access: yeseLife, 2019
A genetic screen has identified the first signaling component of the unfolded protein response in chloroplasts.
Felix Kessler, Paolo Longoni
doaj   +1 more source

Bioanalysis of Eukaryotic Organelles [PDF]

open access: yesChemical Reviews, 2013
The function of biological cells is intimately associated with their internal organization, in which multiple subcellular structures have specialized roles. Such subcellular structures hold the secrets to normal cellular function, progression of disease, and the universe of interactions among biomolecules that define life.
Chad P, Satori   +6 more
openaire   +3 more sources

Branching Off: New Insight Into Lysosomes as Tubular Organelles

open access: yesFrontiers in Cell and Developmental Biology, 2022
Lysosomes are acidic, membrane-bound organelles that play essential roles in cellular quality control, metabolism, and signaling. The lysosomes of a cell are commonly depicted as vesicular organelles.
K. Adam Bohnert, Alyssa E. Johnson
doaj   +1 more source

Cartography of an organelle [PDF]

open access: yesNature Methods, 2007
Peptide counting in mass spectrometry allows researchers to draw a quantitative proteomic map of the ER and Golgi.
openaire   +2 more sources

Visualizing the dynamics of plant energy organelles. [PDF]

open access: yes, 2023
Plant organelles predominantly rely on the actin cytoskeleton and the myosin motors for long-distance trafficking, while using microtubules and the kinesin motors mostly for short-range movement.
Liu, Bo, Koenig, Amanda, Hu, Jianping
core   +1 more source

Analysis of the Sam50 translocase of Excavate organisms supports evolution of divergent organelles from a common endosymbiotic event

open access: yesBioscience Reports, 2013
As free-living organisms the ancestors of mitochondria and plastids encoded complete genomes, proteomes and metabolomes. As these symbionts became organelles all these aspects were reduced – genomes have degenerated with the host nucleus now encoding the
Christopher J. Kay   +2 more
doaj   +1 more source

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