Dr. Dawn Bowdish
@msmacrophage.bsky.social
Professor of Medicine, McMaster University
Executive Director of the Firestone Institute for Respiratory Health
Board of Directors Lung Health Foundation
#macrophages #aging #respiratoryinfections #vaccinations #immunity #inflammation #scicomm
Executive Director of the Firestone Institute for Respiratory Health
Board of Directors Lung Health Foundation
#macrophages #aging #respiratoryinfections #vaccinations #immunity #inflammation #scicomm
Today Canada lost its measles elimination status. The problem is (primarily) due to failures in our health systems, not individual decision making and fixing it is not as simple as telling people to get vaccinated (my thoughts below with more to come).
nationalpost.com/news/canada/...
nationalpost.com/news/canada/...
'National embarrassment': Canada is no longer a country that has eliminated measles
Canada has been at the centre of measles outbreak this year, with 5,138 cases reported as of Oct. 25.
nationalpost.com
November 10, 2025 at 8:19 PM
Today Canada lost its measles elimination status. The problem is (primarily) due to failures in our health systems, not individual decision making and fixing it is not as simple as telling people to get vaccinated (my thoughts below with more to come).
nationalpost.com/news/canada/...
nationalpost.com/news/canada/...
Reposted by Dr. Dawn Bowdish
Canada has lost its status as a measles-free country: www.canada.ca/en/public-he...
How did measles get to Canada and how do we move forward? @jeyantvo.bsky.social asked Nathan VanderKlippe (@theglobeandmail.com) and @msmacrophage.bsky.social (@mcmasteruniversity.bsky.social)
How did measles get to Canada and how do we move forward? @jeyantvo.bsky.social asked Nathan VanderKlippe (@theglobeandmail.com) and @msmacrophage.bsky.social (@mcmasteruniversity.bsky.social)
How Did Measles Make a Comeback in Canada? | The Rundown
YouTube video by TVO Today
youtu.be
November 10, 2025 at 3:42 PM
Canada has lost its status as a measles-free country: www.canada.ca/en/public-he...
How did measles get to Canada and how do we move forward? @jeyantvo.bsky.social asked Nathan VanderKlippe (@theglobeandmail.com) and @msmacrophage.bsky.social (@mcmasteruniversity.bsky.social)
How did measles get to Canada and how do we move forward? @jeyantvo.bsky.social asked Nathan VanderKlippe (@theglobeandmail.com) and @msmacrophage.bsky.social (@mcmasteruniversity.bsky.social)
Reposted by Dr. Dawn Bowdish
Is Canada losing the battle against #measles? Country could soon lose elimination status. Q+A w/ @msmacrophage.bsky.social www.cbc.ca/listen/live-... via @cbcnews.ca #vaccination
November 2, 2025 at 1:11 PM
Is Canada losing the battle against #measles? Country could soon lose elimination status. Q+A w/ @msmacrophage.bsky.social www.cbc.ca/listen/live-... via @cbcnews.ca #vaccination
Happy Hallowe'en from the Bowdish lab.
October 31, 2025 at 12:17 PM
Happy Hallowe'en from the Bowdish lab.
Reposted by Dr. Dawn Bowdish
Interested in joining the Powrie Lab? We’re looking for a Postdoctoral Researcher to study the neutralisation capacity of human anti-IL-10 autoantibodies. You’ll be part of our new MRC CoRE in Exposome Immunology!🧫🦠
Find out more here & apply by 11th Nov: bulletin.ndorms.ox.ac.uk/c/126QDJVBd0...
Find out more here & apply by 11th Nov: bulletin.ndorms.ox.ac.uk/c/126QDJVBd0...
bulletin.ndorms.ox.ac.uk
October 29, 2025 at 8:55 PM
Interested in joining the Powrie Lab? We’re looking for a Postdoctoral Researcher to study the neutralisation capacity of human anti-IL-10 autoantibodies. You’ll be part of our new MRC CoRE in Exposome Immunology!🧫🦠
Find out more here & apply by 11th Nov: bulletin.ndorms.ox.ac.uk/c/126QDJVBd0...
Find out more here & apply by 11th Nov: bulletin.ndorms.ox.ac.uk/c/126QDJVBd0...
ICYMI: What's new on the Canadian adult vaccination scene? Link to the National Vaccine Summit with me, Dr. Christine Palmay (family physician), Dr. Sadaf Faisal (pharmacist), Anthony Quinn (Canadian Association of Retired Persons). everythingexplained.ca
EXPLAINED Virtual Events
everythingexplained.ca
October 29, 2025 at 6:56 PM
ICYMI: What's new on the Canadian adult vaccination scene? Link to the National Vaccine Summit with me, Dr. Christine Palmay (family physician), Dr. Sadaf Faisal (pharmacist), Anthony Quinn (Canadian Association of Retired Persons). everythingexplained.ca
Reposted by Dr. Dawn Bowdish
After 26 years of elimination, Canada is set to lose its international status as a measles-free country. How did the measles get to Canada and how do we move forward? @jeyantvo.bsky.social asks Nathan VanderKlippe (@theglobeandmail.com) & @msmacrophage.bsky.social (@mcmasteruniversity.bsky.social)
How Did Measles Make a Comeback in Canada? | The Rundown
YouTube video by TVO Today
youtu.be
October 29, 2025 at 1:52 PM
After 26 years of elimination, Canada is set to lose its international status as a measles-free country. How did the measles get to Canada and how do we move forward? @jeyantvo.bsky.social asks Nathan VanderKlippe (@theglobeandmail.com) & @msmacrophage.bsky.social (@mcmasteruniversity.bsky.social)
The family doctor crisis, underfunding of public health, misinformation, liberal exemption policies, lack of access to vaccine hesitancy clinics have all led to the resurgence of measles. Was very happy to be invited to join @jeyantvo.bsky.social at @tvotoday.bsky.social to discuss.
From Elimination to Outbreak: Measles and the Fight for Public Trust | The Rundown
YouTube video by TVO Today
youtu.be
October 29, 2025 at 12:56 PM
The family doctor crisis, underfunding of public health, misinformation, liberal exemption policies, lack of access to vaccine hesitancy clinics have all led to the resurgence of measles. Was very happy to be invited to join @jeyantvo.bsky.social at @tvotoday.bsky.social to discuss.
Reposted by Dr. Dawn Bowdish
Canada faces a measles resurgence, risking its elimination status. How did that happen, and where did it come from? @jeyantvo.bsky.social asks Nathan VanderKlippe (@theglobeandmail.com) and @msmacrophage.bsky.social (@mcmasteruniversity.bsky.social) tonight at 8pm | Producer: Constantina Varlokostas
October 28, 2025 at 6:51 PM
Canada faces a measles resurgence, risking its elimination status. How did that happen, and where did it come from? @jeyantvo.bsky.social asks Nathan VanderKlippe (@theglobeandmail.com) and @msmacrophage.bsky.social (@mcmasteruniversity.bsky.social) tonight at 8pm | Producer: Constantina Varlokostas
Reposted by Dr. Dawn Bowdish
The 2025 MIRA and Labarge Knowledge Exchange will be held on December 4 at @mcmasteruniversity.bsky.social's The Hub.
Join us for a day of knowledge sharing and connection with McMaster’s interdisciplinary aging research community.
To register: lnkd.in/gre2J9QD
To read more: lnkd.in/guVNq5Ru
Join us for a day of knowledge sharing and connection with McMaster’s interdisciplinary aging research community.
To register: lnkd.in/gre2J9QD
To read more: lnkd.in/guVNq5Ru
October 27, 2025 at 4:05 PM
The 2025 MIRA and Labarge Knowledge Exchange will be held on December 4 at @mcmasteruniversity.bsky.social's The Hub.
Join us for a day of knowledge sharing and connection with McMaster’s interdisciplinary aging research community.
To register: lnkd.in/gre2J9QD
To read more: lnkd.in/guVNq5Ru
Join us for a day of knowledge sharing and connection with McMaster’s interdisciplinary aging research community.
To register: lnkd.in/gre2J9QD
To read more: lnkd.in/guVNq5Ru
Reposted by Dr. Dawn Bowdish
What the latest on adult vaccines? Come join me and and exceptional panel at Zoomer media to get the lowdown.
• Recommended Vaccines & How To Get Them
‣ Navigating Provincial Health Systems
‣ The Role Your Pharmacist Can Play
‣ Emerging Science
‣ Fighting Disinformation & Vaccine Fatigue.
Free!
• Recommended Vaccines & How To Get Them
‣ Navigating Provincial Health Systems
‣ The Role Your Pharmacist Can Play
‣ Emerging Science
‣ Fighting Disinformation & Vaccine Fatigue.
Free!
October 3, 2025 at 1:02 PM
What the latest on adult vaccines? Come join me and and exceptional panel at Zoomer media to get the lowdown.
• Recommended Vaccines & How To Get Them
‣ Navigating Provincial Health Systems
‣ The Role Your Pharmacist Can Play
‣ Emerging Science
‣ Fighting Disinformation & Vaccine Fatigue.
Free!
• Recommended Vaccines & How To Get Them
‣ Navigating Provincial Health Systems
‣ The Role Your Pharmacist Can Play
‣ Emerging Science
‣ Fighting Disinformation & Vaccine Fatigue.
Free!
Hey #HamOnt - I'm looking forward to talking @hamiltonlibrary.bsky.social (Central Library 10:30am tomorrow) on "Is dementia a vaccine preventable disease?" Register here! @miramcmaster.bsky.social events.hpl.ca/event/14227566
Bites and Insights
Learn practical, evidence-based ways to stay healthy and engaged in the activities you enjoy as you age.
events.hpl.ca
October 15, 2025 at 9:28 PM
Hey #HamOnt - I'm looking forward to talking @hamiltonlibrary.bsky.social (Central Library 10:30am tomorrow) on "Is dementia a vaccine preventable disease?" Register here! @miramcmaster.bsky.social events.hpl.ca/event/14227566
Reposted by Dr. Dawn Bowdish
Are you in South-Western Ontario and interested in fluorescence microscopy? If so, check out our upcoming 2-day course on planning, designing, implementing and analysing quantitative microscopy experiments. Visit our website for more information: micrographiauwo.ca/cc2025/ #microscopy #fluorescence
October 15, 2025 at 5:09 PM
Are you in South-Western Ontario and interested in fluorescence microscopy? If so, check out our upcoming 2-day course on planning, designing, implementing and analysing quantitative microscopy experiments. Visit our website for more information: micrographiauwo.ca/cc2025/ #microscopy #fluorescence
Thank you so much to Research Canada for recognizing that advocacy work is important, to my nominators for taking the time to nominate me, and to @machealthsci.bsky.social and the Research Institute for St. Joe's, Hamilton for their ongoing support. #grateful!
healthsci.mcmaster.ca
October 14, 2025 at 9:31 PM
Thank you so much to Research Canada for recognizing that advocacy work is important, to my nominators for taking the time to nominate me, and to @machealthsci.bsky.social and the Research Institute for St. Joe's, Hamilton for their ongoing support. #grateful!
Reposted by Dr. Dawn Bowdish
New paper alert! We used our fav technique, genetic suppression, to understand how FimX controls function of the T4P PilB motor ATPase in Pseudomonas aeruginosa. Great collab with the Ellison lab at U Georgia who helped with some fancy microscopy to capture pilus dynamics! doi.org/10.1371/jour...
Twitching motility suppressors reveal a role for FimX in type IV pilus extension dynamics
Author summary Type IV pili enable Pseudomonas aeruginosa to attach to surfaces, move (twitch), and form biofilms. Pilus extension is powered by the motor protein PilB, which is regulated by other fac...
doi.org
October 13, 2025 at 8:18 PM
New paper alert! We used our fav technique, genetic suppression, to understand how FimX controls function of the T4P PilB motor ATPase in Pseudomonas aeruginosa. Great collab with the Ellison lab at U Georgia who helped with some fancy microscopy to capture pilus dynamics! doi.org/10.1371/jour...
This is going to be an excellent session on the benefits of vaccination for RSV and others with Dr. Joshua Wald, a #Firestone clinician with a special interest in COPD. He was just telling me about some really compelling new research this morning - I'm signed up! #lungs #vaccines
Airwaves Learning Series
Airwaves Learning Series
lp.lunghealth.ca
October 6, 2025 at 4:02 PM
This is going to be an excellent session on the benefits of vaccination for RSV and others with Dr. Joshua Wald, a #Firestone clinician with a special interest in COPD. He was just telling me about some really compelling new research this morning - I'm signed up! #lungs #vaccines
Reposted by Dr. Dawn Bowdish
Inkscape for scientists 3 is up! In this video, learn how to set up your workspace, and how do you find that damn fill/stroke panel? 🧪
youtu.be/PFcnjuMhUHI
youtu.be/PFcnjuMhUHI
Inkscape for scientists 3 - Setting up your workspace
YouTube video by Kevin Bonham
youtu.be
October 3, 2025 at 3:37 PM
Inkscape for scientists 3 is up! In this video, learn how to set up your workspace, and how do you find that damn fill/stroke panel? 🧪
youtu.be/PFcnjuMhUHI
youtu.be/PFcnjuMhUHI
What the latest on adult vaccines? Come join me and and exceptional panel at Zoomer media to get the lowdown.
• Recommended Vaccines & How To Get Them
‣ Navigating Provincial Health Systems
‣ The Role Your Pharmacist Can Play
‣ Emerging Science
‣ Fighting Disinformation & Vaccine Fatigue.
Free!
• Recommended Vaccines & How To Get Them
‣ Navigating Provincial Health Systems
‣ The Role Your Pharmacist Can Play
‣ Emerging Science
‣ Fighting Disinformation & Vaccine Fatigue.
Free!
October 3, 2025 at 1:02 PM
What the latest on adult vaccines? Come join me and and exceptional panel at Zoomer media to get the lowdown.
• Recommended Vaccines & How To Get Them
‣ Navigating Provincial Health Systems
‣ The Role Your Pharmacist Can Play
‣ Emerging Science
‣ Fighting Disinformation & Vaccine Fatigue.
Free!
• Recommended Vaccines & How To Get Them
‣ Navigating Provincial Health Systems
‣ The Role Your Pharmacist Can Play
‣ Emerging Science
‣ Fighting Disinformation & Vaccine Fatigue.
Free!
I spoke to the CBC this week about the effects of having universal COVID vaccines in some provinces but for pay in others. "... all serious infections tend to have a bigger impact for people who can least afford to pay." See our review for data to back up that statement tinyurl.com/3tx7fc3z
COVID-19 vaccine now available for some Albertans; critics say new rollout is flawed | CBC News
Albertans deemed to be at high risk from COVID-19 are now eligible to be immunized, with the first phase of the government's controversial new vaccine rollout going into effect on Wednesday.
www.cbc.ca
October 2, 2025 at 7:23 PM
I spoke to the CBC this week about the effects of having universal COVID vaccines in some provinces but for pay in others. "... all serious infections tend to have a bigger impact for people who can least afford to pay." See our review for data to back up that statement tinyurl.com/3tx7fc3z
Reposted by Dr. Dawn Bowdish
📚 From your first Storytime to lifelong learning, #libraries grow with you!
Celebrate #LibrariesForLife during this #CanadianLibraryMonth with HPL! From books, computers to Study Halls, our locations have your library needs covered. www.hpl.ca/hours #HamOnt
Celebrate #LibrariesForLife during this #CanadianLibraryMonth with HPL! From books, computers to Study Halls, our locations have your library needs covered. www.hpl.ca/hours #HamOnt
October 1, 2025 at 1:29 PM
📚 From your first Storytime to lifelong learning, #libraries grow with you!
Celebrate #LibrariesForLife during this #CanadianLibraryMonth with HPL! From books, computers to Study Halls, our locations have your library needs covered. www.hpl.ca/hours #HamOnt
Celebrate #LibrariesForLife during this #CanadianLibraryMonth with HPL! From books, computers to Study Halls, our locations have your library needs covered. www.hpl.ca/hours #HamOnt
Reposted by Dr. Dawn Bowdish
Terrific new review of flu & COVID vaccine recommendations in Vaccine from Jessica Breznik, Matt Miller, & @msmacrophage.bsky.social!
They make a compelling data-driven case for expanding COVID vaccines & optimizing timing for COVID waves, as we do for flu.👇
www.sciencedirect.com/science/arti...
They make a compelling data-driven case for expanding COVID vaccines & optimizing timing for COVID waves, as we do for flu.👇
www.sciencedirect.com/science/arti...
Rationalizing recommendations for influenza and COVID-19 vaccines
Influenza vaccination saves lives, reduces short-term and long-term health consequences, decreases healthcare utilization, and improves pregnancy outc…
www.sciencedirect.com
September 27, 2025 at 4:56 PM
Terrific new review of flu & COVID vaccine recommendations in Vaccine from Jessica Breznik, Matt Miller, & @msmacrophage.bsky.social!
They make a compelling data-driven case for expanding COVID vaccines & optimizing timing for COVID waves, as we do for flu.👇
www.sciencedirect.com/science/arti...
They make a compelling data-driven case for expanding COVID vaccines & optimizing timing for COVID waves, as we do for flu.👇
www.sciencedirect.com/science/arti...
Reposted by Dr. Dawn Bowdish
Hello BlueSky! McMaster Humanities will now be posting regular updates here. Follow us for news, events and content from around the Faculty!
September 26, 2025 at 5:38 PM
Hello BlueSky! McMaster Humanities will now be posting regular updates here. Follow us for news, events and content from around the Faculty!
I'm excited to share our review "Rationalizing recommendations for influenza and COVID-19 vaccines", which we feel makes a strong case for universal influenza and COVID-19 vaccination policies. With almost 500 references & 8 supplementary tables it's a beast so let me break it down for you....1/n
Rationalizing recommendations for influenza and COVID-19 vaccines
Influenza vaccination saves lives, reduces short-term and long-term health consequences, decreases healthcare utilization, and improves pregnancy outc…
www.sciencedirect.com
September 25, 2025 at 3:52 PM
I'm excited to share our review "Rationalizing recommendations for influenza and COVID-19 vaccines", which we feel makes a strong case for universal influenza and COVID-19 vaccination policies. With almost 500 references & 8 supplementary tables it's a beast so let me break it down for you....1/n
Support the Canadian Arthritis Patient Alliance (CAPA) - national patient-led organization bringing the experiences of patients to policy, research, and advocacy by buying coffee. Scientists drink a lot of coffee so a fundraiser made for us.
sparkplug.coffee/support-capa...
sparkplug.coffee/support-capa...
Canadian Arthritis Patient Alliance — Sparkplug Coffee
sparkplug.coffee
September 24, 2025 at 2:43 PM
Support the Canadian Arthritis Patient Alliance (CAPA) - national patient-led organization bringing the experiences of patients to policy, research, and advocacy by buying coffee. Scientists drink a lot of coffee so a fundraiser made for us.
sparkplug.coffee/support-capa...
sparkplug.coffee/support-capa...
Job opportunity in lung health! "The Senior Manager, Research and Impact will be responsible for working across the organization, to manage the current state while planning for growth in the research and impact functions at the Lung Health Foundation."
Lung Health Foundation Job Board - Senior Manager, Research and Impact
Job vacancy for the role of Senior Manager, Research and Impact
lunghealthfoundation.applytojobs.ca
September 23, 2025 at 8:33 PM
Job opportunity in lung health! "The Senior Manager, Research and Impact will be responsible for working across the organization, to manage the current state while planning for growth in the research and impact functions at the Lung Health Foundation."