Neuroanatomical
Information
Systems
daniel.furth@ki.se
meletis lab, Histohub AB
karolinska institutet, SWEDEN
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A web-based and open source stereotactic mouse brain atlas.
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Ability to annotate and query.
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>800'000 neurons in 21 brains.
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Cell-type specific connectivity tracing in five different Cre-lines (D1, D2, ChAT, Camk2, Gad2).
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Mapping out connectivity of ~160'000 neurons in the corticostriatal pathway (~0.23% of the entire mouse brain).
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Simultaneous segmentation of cell bodies and fiber tracts.
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Works with FP, IHC, ISH.
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Reconstructing an entire brain in 20 min.
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Compression of large TIFF files (>500 Mb) to ~20 Mb.
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Sharing data and images easy over the web.
wholebrainsoftware.org/cms
openbrainmap.org
Geographical Information Systems (GIS)
Geographical Information Systems (GIS)
Raster graphics in neuroscience
Freeman et al. (2014) Nature Methods
Raster graphics in neuroscience
8204 citations
Friston et al. (1994) Human Brain Mapping
Raster graphics in neuroscience
8204 citations
Friston et al. (1994) Human Brain Mapping
Raster graphics in neuroscience
Raster graphics in neuroscience
Raster graphics in neuroscience
food, weight, obese, eating, foods, obesity, reward, energy, hunger, calorie, intake, bmi, mass, body, satiety, normal, cues, responsivity, women, overweight, appetite, individuals, caloric, increases, lean, index, fat, pictures, gain, hungry, images, bed, palatable, craving, receipt, water, overeating, meal, kg, motivation
neurosynth.org
Vector graphics in neuroscience
?
Vector graphics in neuroscience
Bakker, Tiesinga, Kötter (2015) Neuroinformatics
Why does it matter?
Raster graphics:
Vector graphics:
Neuroanatomical Information Systems (NIS)
Neuroanatomical Information Systems (NIS)
Scale-invariant atlas
Scale-invariant atlas
<svg version="1.1" id="Layer_1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" x="0px" y="0px"
width="9744.01px" height="6823.46px" viewBox="0 0 9744.01 6823.46" enable-background="new 0 0 9744.01 6823.46"
xml:space="preserve">
<g transform="scale(1.0)">
<g id="_x31_82599275" transform=" scale(1.0, 1.0)">
<path id="_x31_82599358" fill="none" stroke="#010101" stroke-width="64" d="M5921.469,690.055
c95.865,9.001,190.91,18.245,284.627,32.502c173.902,26.492,342.602,71.927,514.549,126.6l-1.422
,4.347l-45.686,128.252c-235.213-55.725-470.736-95.438-693.863-133.773c-22.857-3.911-47.367-8.384-73.162-
13.126L5921.469,690.055z"/>
<path id="_x31_82599357" fill="none" stroke="#010101" stroke-width="64" d="M6339.01,1370.213
c-115.707-24.292-298.684-59.227-409.08-100.604c-20.678-7.751-42.713-16.073-65.647-24.374l-0.001-0.075l42.232-
410.305-c25.793,4.744,50.307,9.217,73.162,13.127c223.127,38.337,458.65,78.049,693.867,133.773l-151.455,424.957
C6461.049,1392.584,6397.912,1382.523,6339.01,1370.213z"/>
</g>
</g>
</svg>
Scale-invariant atlas
Scale-invariant atlas
Git
Anatomy as a social construction
Git
Anatomy as a
developmental process.
McKenna (2016) Science
lineage tracing by combinatorial and cumulative genome editing
Web based interface
Web based interface
Web based interface
Web based interface
Segmentation
Segmentation
Segmentation
Segmentation
Segmentation
Registration
Registration
Registration
Kazemi & Sullivan (2014); Bookstein (1989)
Registration
Kazemi & Sullivan (2014)
One Millisecond Face Alignment
Ensemble of Regression Trees
Dlib C++ library
Segmentation and registration
Connectivity tracing
Connectivity tracing
Pasteur (1885)
Connectivity tracing
SAD B19 (Rhabdoviridae)
(-)ssRNA 11-15 kb
Cytoplasmic replication
transcription gradient
Connectivity tracing
Schnell et al. (2010)
Connectivity tracing
Cell-type specific retrograde connectivity tracing
Connectivity tracing
Connectivity tracing
Connectivity tracing
Connectivity tracing
Decoding motor activity
Decoding motor activity
Decoding motor activity
Decoding motor activity
Decoding motor activity
Cell types
Cell types
mRNA
mRNA
mRNA
Scaling laws
Scaling laws
Scaling laws
Stevens (1999) Nature
Scaling laws
Scaling laws
Thank you for your attention
Histohub AB is hiring!
- C++, GPU, OpenCV/VIPS
- JavaScript, GoLang, MongoDB
Barcoding connections
Barcoding connections
What is needed?
A method that:
- uniquely labels single postsynaptic neurons
- uniquely labels their presynaptic partners
- uniquely label axons and trace them
Barcoding connections
What is needed?
A method that:
- uniquely labels single postsynaptic neurons
- uniquely labels their presynaptic neurons
- uniquely label axons and trace them
low MOI barcoded rabies virus
low MOI barcoded rabies virus
impossible with todays technology
Barcoding connections
mesoscale
connectivity
31'295 neurons
single neuronal projections
+target
+strength
MAPseq: barcoded sindbis virus
for projection mapping
Barcoding connections
Barcoding connections
Sindbis virus (Togaviridae)
(+)ssRNA 9.7-11.8 kb
Cytoplasmic replication
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Non-structural polyprotein
- processed by host and viral proteases
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Structural polyprotein
- expressed through a subgenomic mRNA
Barcoding connections
SAD B19 (Rhabdoviridae)
(-)ssRNA 11-15 kb
Cytoplasmic replication
located to Negri Bodies
G RABV
N RABV
Ménager et al. 2009; Lafon et al. 1985
INCF
By Daniel Fürth
INCF
- 679