The American Association of Immunologists

@aai.org

1664 Followers 53 Following

AAI is a professional association dedicated to advancing knowledge within immunology and related disciplines, fostering the interchange of ideas and information among scientists, and promoting a better understanding of the field.

Smiling professional woman in uniform with 'AAI RESPONDS' text and purple geometric design on white background.
A man with glasses sits at a conference table attentively listening to a speaker at a podium in a large meeting room with rows of empty chairs and tables.
Person intently working on a laptop displaying a scientific diagram and text, seated at a table with two coffee cups and a smartphone nearby.
A speaker presents a scientific lecture on the enrichment of immune genes on the X chromosome, with a detailed slide showing gene categories and their roles, in a conference room at UCLA.
A speaker presents a lecture on immunology to an audience seated in a conference room, with a large projection screen displaying slides about the 'Father of Immunology' and 19th-century methods of exposure to toxins.
Two people engaged in conversation near a tall table with refreshments, including a coffee pot and snacks, in a sunlit room with large windows and tall trees visible outside.
Presentation slide explaining X-linked severe combined immunodeficiency (SCID), detailing genetic mutations in the IL2RG gene, effects on T, B, and NK cells, and mechanisms involving cytokine receptor absences, accompanied by microscopic images of affected tissues, with a speaker at a podium in a lecture hall.
A woman with braided hair intently studies an open spiral notebook filled with notes and diagrams while sitting at a table, alongside two other individuals who are also focused, one holding a phone and the other with an arm raised near his face; a stainless steel water bottle decorated with stickers and a paper cup are on the table in front of them.
Diagram illustrating the mucosal epithelium as a selective barrier in the small and large intestines, showing epithelial cells, tight junctions, plasma cells, and the interaction with gut microbiota and immune components.
A presenter stands at a podium in a conference room with a large screen behind him displaying a multiple-choice question about type 2 immunity functions, asking which option is NOT hypothesized as an evolved function, with four answer choices listed.
A speaker presents a lecture on autoimmune disease definition, with a slide showing detailed text and microscopic images of cells, in a conference room filled with seated attendees.
A speaker presents a slide titled 'Questions' during a lecture at the American Association of Immunologists conference at UCLA, discussing how developing T cells acquire tolerance to self antigens and the impact of antigens introduced after T cell maturity, including those from the microbiome, food, and environment.
A presenter at the American Association of Immunologists conference at UCLA stands at a podium delivering a talk with a slide titled 'Conclusions (I)' summarizing findings on COVID-19 vaccine antibody responses, highlighting differences between mRNA and viral vector vaccines and antibody durability up to six months.
Presentation slide titled 'Not all Scotsmen are the same' showing three historical and fictional Scottish figures: Sawney Bean, a cannibal clan leader from the 1500s; Sir Alexander Fleming, the microbiologist who discovered penicillin and won the Nobel Prize in 1945; and Ewan McGregor, a Scottish actor known for playing Jedi Master Luke Skywalker.
A speaker stands at a podium in a lecture hall presenting a slide titled 'Quick Summary' about MHC molecules, detailing their classes, peptide-binding capabilities, and polymorphic nature, with a URL link to immunology videos displayed on a large screen.
A woman with brown hair tied back is seated at a conference table, attentively taking notes in a spiral-bound workbook during a seminar or workshop, surrounded by other participants who are also engaged with their materials and notebooks.
Scientist presenting a detailed immunology slide on cDC1 cells activating CD8+ T cells to an attentive audience in a lecture hall.
Young woman with long dark hair wearing a white and purple shirt standing in a conference room with attendees seated at tables behind her.
Fluorescent microscopy image showing colorful immune cells with blue nuclei against a dark background.
Confident man in glasses and a suit jacket resting his chin on his hand, sitting by a window with a blurred outdoor background.
Man in a black suit and tie standing in an office with shelves and windows in the background, framed by a rainbow flag.
Fluorescent microscopy image showing colorful immune cells with blue nuclei against a dark background.
Anthony Shop and Loretta Doan appear in a virtual interview for Chief Influencer, discussing leadership and social impact.
Quote from Dr. Scott Brakenridge highlighting novel findings on immune changes causing organ dysfunction in severely injured trauma patients.
Fluorescent microscopy image showing green-stained tissue with blue nuclei highlighting cellular structures in immunology research.
Announcement of Dr. Rachael Gordon speaking at the 2026 Virtual Sjögren’s Summit about innovative immunology research.
Man in a black suit and tie standing in an office with shelves and windows in the background, framed by a rainbow flag.
Juneteenth Freedom Day graphic honoring Black immunologists with historical images and a smallpox inoculation notice.
Stack of The Journal of Immunology volumes with a highlighted 2025 impact factor of 4.0 by Clarivate.
Kayla Reisch, PhD candidate, featured with a quote on targeting CD7 to improve CD8 T cell response against viruses and cancer.
Three scientists in lab coats discussing research data inside a circular graphic with AAI Restore Grants Program details.
Profile photo of a new member with curly blonde hair highlighted in a circular frame above a vibrant banner reading 'New Member Spotlight'.
Fluorescent microscopy image showing colorful immune cells with blue nuclei against a dark background.
Profile photo of a woman with curly hair wearing a blue top, set against a green outdoor background, above a banner labeled 'Teaching Tool'.
Three scientists in lab coats discussing research data inside a circular graphic with AAI Restore Grants Program details.
Graphical data showing the Notch pathway's role in enhancing CD8+ T cell immunity after mRNA vaccination.
AAI President Ulrich von Andrian speaking at a podium with a quote about the importance of NIH research funding and its impact on science and jobs.
Thank you to Lilly, the silver sponsor of the American Association of Immunologists IMMUNOLOGY2026™ event.