logo
episode-header-image
Nov 2023
1h 14m

Immune 73: Big macs

VINCENT RACANIELLO
About this episode

Immune reveals the total mass (1.2kg), number (1.8 trillion), and distribution of immune cells in the human body, with macrophages contributing nearly 50% of the total cellular mass.

Hosts: Vincent RacanielloCynthia Leifer, and Brianne Barker

Subscribe (free): Apple PodcastsGoogle PodcastsRSSemail
Become a patron of Immune!

Links for this episode

Music by Steve Neal.
Immune logo image by Blausen Medical

Send your immunology questions and comments to immune@microbe.tv

Up next
Nov 11
Immune Booster 19: Virus-immune Tug-of-war with Kristian Andersen
Kristian Andersen from Scripps Research Institute joins Cindy to talk about how he got interested in virus evolution, how the immune system drives viral adaptation, and what we can learn from this research to better prepare us for the next pandemic. Host: Cindy Leifer Guest: Kris ... Show More
1 h
Oct 28
Immune 97: Bystander B cells go bananas
Cindy and Steph discuss a paper that challenges the textbook dogma that B cells must first bind to an antigen for antibody affinity maturation to occur, and a snippet on dysfunctional T cells during bacterial vaginosis. Hosts: Cindy Leifer and Steph Langel Subscribe (free): Apple ... Show More
1h 14m
Oct 14
Immune Booster 18: From Stars to cells with Bali Pulendran
Cindy sits down with Bali Pulendran at the AAI 2025 meeting where he told the story of how a childhood fascination with the cosmos grew into a career addressing fundamental questions about the human immune response, and how when an antigen enters the body it is like the big bang ... Show More
29m 43s
Recommended Episodes
May 2023
TWiV 1005: COVID T vax and a virus from the blue
<p>TWiV reveals plankton-infecting relatives of herpesviruses in the sunlit oceans, and a vaccine encoding non-spike T cell antigens that protects animals from severe SARS-CoV-2 infection.</p> <p>Hosts: <a href= "http://en.wikipedia.org/wiki/Vincent_Racaniello">Vincent Racaniello ... Show More
1h 38m
Aug 2023
Overview of the Immune System
<p>Everything you need to know about how your immune system works!</p><p>Visit our <a href="https://www.youtube.com/watch?v=lbfywanF2Bc" rel="noopener noreferrer" target="_blank">YouTube channel</a> for videos on this topic!</p><br><p>For the full episode transcript <a href="http ... Show More
1h 36m
Aug 2023
TWiV 1037: Antibodies, the good (CoV), the bad (Ad), the beautiful
TWiV reviews evidence that symptomatic adenovirus infection leads to thrombocytopenia, thrombosis, and production of anti-platelet factor 4 antibodies similar to the rare disorder seen after immunization with adenoviral vectored COVID-19 vaccines, and a monoclonal antibody isolat ... Show More
1h 55m
Jan 2021
Vaccinations
Day three of Immunity Week! Five episodes in Five days all on the topic of Immunity. Today we have a discussion about vaccinations!  Find us on the internet! Our website - Teachmescience.co.uk Email - teachmebiologycast@gmail.com Twitter - twitter.com/teachmebiocast Instagram - @ ... Show More
45m 22s
May 2020
Chapter 6: Immunology
This episode covers the Immunology chapter of Crush Step 1, including topics such as: - Lymphoid structures - Innate versus adaptive immunity - Cells of the immune system - Major Histocompatibility Complex 1 & 2 - B cells, antibodies, and humoral immunity - T cells, cell-mediated ... Show More
52m 34s
Nov 2008
TWiV #8 - HIV resistance, Google flu, measles in Gibraltar, viral batteries
<p>Vincent and Dick converse about warfare preventing immunization of 120,000 children in Afghanistan, bone marrow transplant curing AIDS patient, Google tracking flu, measles outbreak in Gibraltar, using viruses to make batteries, and small mosquitoes and Dengue.</p> <p><a on ... Show More
36m 52s
Oct 2020
Herd Immunity
<p>There's been a lot of discussion about herd immunity in the face of COVID-19, but did you know that anyone who talks about achieving herd immunity without a vaccine (something humanity has never pulled off ever) is a big stinky liar goofball?</p><p>We'll explore that truth and ... Show More
44m 19s
Jan 2021
Antibodies
Last day of Immunity Week! Five episodes in five days all on the topic of Immunity. Today we learn all about Antibodies! Find us on the internet! Our website - Teachmescience.co.uk Email - teachmebiologycast@gmail.com Twitter - twitter.com/teachmebiocast Instagram - @teachmebiolo ... Show More
33m 39s
Sep 2022
TWiN 34: Microglia vital after spinal cord injury
TWiN explains how central nervous system resident macrophages known as microglia coordinate cellular interactions during spinal cord repair in mice. Hosts: Vincent Racaniello, Jason Shepherd, Timothy Cheung, and Vivianne Morrison Subscribe (free): Apple Podcasts, Google Podcasts, ... Show More
1h 9m
Sep 2021
TWiV 807: The shot yearned 'round the world with Chadi Saad-Roy and Caroline Wagner
<p>Chadi and Caroline join TWiV to describe the potential epidemiological and evolutionary impacts of vaccine nationalism, and their modeling which emphasizes the importance of rapid equitable vaccine distribution for global control of the pandemic.</p> <p>Hosts: <a href= "http:/ ... Show More
1h 42m