The study results were published online in a paper titled «Birds have primate -
like numbers of neurons in the forebrain» in the Proceedings of the National Academy of Sciences early edition on the week of June 13.
Not exact matches
By combining a large
number of neuron - imitating skyrmions, the thinking goes, scientists could create a computer that operates something
like a brain.
In this sense, Damasio's career mirrors the evolution
of the brain sciences, which no longer focus exclusively on the microscopic tanglings
of neurons and have made steady inroads into a
number of fields
like economics, sociology, literary theory, and political science.
Toxicants
like solvents, pesticides or volatile molecules from oil spills can travel straight into the brain via the olfactory receptors — nasal
neurons that
number in the many millions, thickly studding the inner lining
of the nose.
Each odor - detecting
neuron (referred to as olfactory sensory
neuron from here on), chooses a single odorant receptor gene from a fairly large
number of options that are split into class I (fish -
like) and class II (terrestrial - specific) odorant receptors.
Wu says these changes in
number of neurotransmitter release sites account for how the
neurons are able to adjust over time using a system for sleep drive that works over a period
of hours, rather than minutes,
like the known sleep - promoting chemicals.
Even though it may sound
like a small difference the 14 billion
neurons amount to pretty much the
number of neurons that a baboon brain has or almost half the
number of neurons in the gorilla brain.
The analysis in the G93A mice showed that lithium delayed cell death within lamina IX and cranial MN while it increased the
number of lamina VII Renshaw -
like neurons above control values.