Dr. Shawn Mikula
Shawn
Mikula, Ph.D. is
Project Leader at the Max Planck Instititute of
Neurobiology and the creator of
connectomes.org.
He is also
Associate Editor at
Frontiers in Neuroanatomy.
A connectome is a complete mapping of all connections, including every
individual synapse and gap junction, between all neurons in a model
organism’s brain. In other words, a comprehensive circuit diagram of the
brain. Current approaches to mapping the connectomes of model organisms
employ serial block face scanning electron microscopy (SBF-SEM) and
transmission electron microscopy (TEM). The only connectome that has
been mapped out to date has been from the flatworm, C. elegans,
which
has only around 300 neurons. Candidate future connectomes include the
fly, with around 10,000 neurons, and the mouse brain, with 100 million
neurons.
Shawn is a neuroscientist devoted to comprehensively mapping mammalian
whole-brain connectivity. He completed his Ph.D. in neuroscience at
the Johns Hopkins University School of Medicine at the Krieger
Mind-Brain Institute in Baltimore, Maryland. He subsequently worked with
Ted
Jones at the University of California (Davis) as the architect of the
BrainMaps project, an interactive multiresolution next-generation brain
atlas for various mammalian species.
During subsequent
post-doctoral
work with Winfried Denk at the Max Planck Institute for Medical Research
in Heidelberg, Germany, he developed new methods for staining and
imaging whole mouse brains using serial blockface electron microscopy,
and he is currently working on ultrastructurally mapping the whole mouse
brain at single axon resolution. Longer term, he aims at pioneering
high-throughput ultrastructural whole-brain mapping techniques for
myriad mammalian species, including primates.
Shawn coauthored
Internet-Enabled High-Resolution Brain Mapping and Virtual
Microscopy,
A Proposal for a Coordinated Effort for the Determination of
Brainwide
Neuroanatomical Connectivity in Model Organisms at a Mesoscopic
Scale,
The Effects of Input Rate and Synchrony on a Coincidence
Detector: Analytical Solution,
Complete 3-D visualization of primate striosomes by KChIP1
immunostaining,
Interactive Visualization of Multiresolution Image Stacks in
3D, and
A novel method for visualizing functional connectivity using
principal component analysis.
Read
An Update from Competitors for the Brain Preservation Foundation’s
Technology Prize.
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