1 rich Libsyn https://www.libsyn.com 90 600 The Immune team discusses a paper describing the negative effects of old B cells on T cells and longevity and a snippet on an interesting vaccine approach to promote competition between gut commensals. Hosts:&amp;nbsp;Vincent Racaniello,&amp;nbsp;Cindy Leifer,&amp;nbsp;Stephanie Langel,&amp;nbsp;and&amp;nbsp;Brianne Barker Subscribe (free):&amp;nbsp;Apple Podcasts,&amp;nbsp;RSS,&amp;nbsp;email Become a&amp;nbsp;patron&amp;nbsp;of&amp;nbsp;Immune! Links for this episode MicrobeTV Discord Server Vaccine enhanced competition&amp;nbsp;of gut bacteria (Science 2025) B cells drive&amp;nbsp;immunosenescence and aging&amp;nbsp;(Sci Immunol 2026) Time stamps by&amp;nbsp;Jolene&amp;nbsp;Ramsey. Thanks! Music by Tatami. Immune logo image by&amp;nbsp;Blausen Medical Send your immunology questions and comments to&amp;nbsp;immune@microbe.tv Information on this podcast should not be construed as medical advice. &amp;nbsp; Immune http://microbe.tv/immune <iframe title="Libsyn Player" style="border: none" src="//html5-player.libsyn.com/embed/episode/id/40644095/height/90/theme/custom/thumbnail/yes/direction/forward/render-playlist/no/custom-color/88AA3C/" height="90" width="600" scrolling="no" allowfullscreen webkitallowfullscreen mozallowfullscreen oallowfullscreen msallowfullscreen></iframe> https://assets.libsyn.com/secure/item/40644095