Segregating urinary phenome responses to microbes and ......Bjorling, Zeidel, Vezina, Hill et al AJP...
Transcript of Segregating urinary phenome responses to microbes and ......Bjorling, Zeidel, Vezina, Hill et al AJP...
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Segregating urinary phenome
responses to microbes and other
factors – new opportunities
Chad Vezina
Professor and Associate Director,
George M. O’Brien Center for
Benign Urology Research
UW-Madison
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Inflammation ꝏ progressive voiding dysfunction in men (incontinence, urinary retention, increased symptom index)Torkko et al J Urol. 2015 194:454-61
Inflammation ꝏ presence of bacteria in human prostate Hochreiter et al 2000 163:127-30
Bacterial ꝏ voiding dysfunction in mice
(↑Frequency)Lee et al PLoS One. 2015 10:e0116827
Bell-Cohn et al AJP Renal. 2019 316:F682-F692
Bacterial prostatitis ꝏ pain in mice Rudick Infect Immun. 2011 Feb;79(2):628-35
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Histology,
Anatomy,
Microbiology
Physiology
We can see ‘Active’ inflammation /infectionbut we cannot observe past events (especially subclinical)
Standardized tests in the clinic (mostly), but what about at the bench with research animals?
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MAKE MOUSE VOIDING BEHAVIOR
A QUANTITATIVE TRAIT
Start with clean
mouse cageAdd filter paperAdd mouse and
wait 4 hr
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MAKE MOUSE VOIDING BEHAVIOR
A QUANTITATIVE TRAIT
Use Void Whizzard Software to analyze 12
features incl. spot number, size, distribution
Remove and dry
Filter paper
UV illuminate
and Image
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Unpublished results
Wegner et al and Hill et al, Amer J Physiol-Renal 2018
Collaboration Among UW-Madison, Beaumont Health, Beth Israel / Harvard P20 Center,
Vanderbilt University
Optimized for:
• Acclimatization time
• Mouse age
• Size and shape of cage
• Assay duration
• Cage type
• Time of day
• Consistency across institutions
MAKE MOUSE VOIDING BEHAVIOR
A QUANTITATIVE TRAIT
Lisa Abler, Royal Oakes, Kyle Wegner
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Rinse and Repeat
Human Mouse
Voiding Diary Void Spot Assay
Uroflowmetry Uroflowmetry
Cystometry Cystometry
Urethrogram Contrast enhanced ultrasound
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Current mouse urinary phenotyping assays
can differentiate, but not diagnose
Female
Male
Strain 1 Strain 2 Strain 3 Strain 4
Inte
rva
l be
twe
en v
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s
Time
Bla
dd
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ress
ure
Bjorling, Zeidel, Vezina, Hill et al AJP Renal 2015
Control
Bladder outlet obstruction
*
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Keil et al AJP Renal 2015
Inte
rva
l be
twe
en v
oid
sEnriched dietControl
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A mouse model of prostate inflammation
Ruetten et al In Press AJP-Renal
Collaboration between UW-Madison,
Columbia U. O’Brien Centers
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Bacterial prostatitis does not always
increase urinary frequency
Ruetten et al AJP Renal In Press
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Prostate inflammation causes different voiding
patterns in mice. Is this also true in humans?
Uninflamed
Prostate Inflamed
Bla
dde
r P
ressure
Ruetten and Bieberich Bell-Cohn, Thumbikat et al AJP Renal 2019
Vo
id F
reque
ncy
Vo
id F
reque
ncy
E. coli 1677
Lee, Bushman PLoS One 2015
E. coli CP1IL1 β overexpression
Ruetten et al In press
Obstructive
Irritative
Irritative
E. coli UTI89
Not easily binned
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Maybe, we need to change our approach?
Many featuresSingle features
Nuclei + Sm. Muscle
+ Fibroblast + Inflammatory
Henry, Joseph, Strand et alKyle Wegner
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Aggregate Void spot assay data successfully classifies mice based on disease process
• Hannah Ruetten, Gervaise Henry,
• Unpublished
• Collaboration between Vezina and Strand Teams
* Visit poster #47 for more information
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A phenomics approach for identifying LUTD
mechanisms and stratifying populations
Bacteria
(Strain, sequence)
Urinary
Phenome
Forward phenomics:
Pathogen phenotype
Reverse phenomics:
Phenotype to pathogen
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Doug Strand Lab, UT-Southwestern
Jill Macoska Lab, UT-Southwestern
Jonathan Barasch Lab, Columbia University
Chuck Bieberich, University of Maryland Baltimore
County
Dale Bjorling Lab, UW-Madison
Paul Marker Lab, UW-Madison
Will Ricke Lab, UW-Madison
Petra Popovics, UW-Madison
Matthew Grimes, UW-Madison
Collaborating Labs
Current
Thrishna Chathurvedula
Clara Cole
Olivia Fox
Thomas Peterson
Hannah Ruetten
Jaskiran Sandhu
Simran Sandhu
Brandon Scharpf
Anne Turco
Jonathan Zhu
Recent
Lisa Abler
Mark Cadena
Nicholas Girardi
Brett Mueller
Royal Oakes
Chelsea O’Driscoll
Kyle Wegner
Marlyse Wehber
Helen Zhang
obrien.urology.wisc.edu