Not exact matches
Mitochondria, specialized organelles found in nearly every cell of the body, use cellular respiration to
generate one of the most important sources of chemical energy — adenosine triphosphate (ATP), a versatile nucleotide that powers everything from cell division to cell
signaling to transportation of
large molecules across the cell membrane.
Instead, the
signal could be produced by amplified cosmic rays
generated when particularly
large stars explode, says Peter Biermann of the Max Planck Institute for Radioastronomy in Bonn, Germany, and colleagues.
There,
large neurons use these
signals for visual flight control,
generating the appropriate commands for the flight musculature, for example.
Only
larger stimuli covering far more than one cell's receptive field — the area where a bipolar cell collects photoreceptor inputs —
generated different
signals across multiple channels.
Due to the density of its neural layers, the hippocampus
generates some of the
largest EEG
signals of any brain structure.
«We are now finally crossing a threshold where, through very sophisticated modeling of
large combined data sets from multiple independent observers, we can disentangle the noise due to stellar surface activity from the very tiny
signals generated by the gravitational tugs from Earth - sized orbiting planets,» study coauthor Steven Vogt, professor of astronomy and astrophysics at UC Santa Cruz, said in a statement.