Pieter Cullis Canadian biochemist and physicist Ask the Chatbot a Question More Actions Share Share Share to social media Facebook X URL https://www.britannica.com/biography/Pieter-Cullis Feedback Corrections? Updates? Omissions? Let us know if you have suggestions to improve this article (requires login). Feedback Type Select a type (Required) Factual Correction Spelling/Grammar Correction Link Correction Additional Information Other Your Feedback Submit Feedback Thank you for your feedback Our editors will review what you’ve submitted and determine whether to revise the article.

　　External Websites Ask the Chatbot a Question Also known as: Pieter Rutter Cullis Written by Kara Rogers Kara Rogers is the senior editor of biomedical sciences at Encyclopædia Britannica, where she oversees a range of content from medicine and genetics to microorganisms. She joined Britannica in 2006 and... Kara Rogers Fact-checked by The Editors of Encyclopaedia Britannica Encyclopaedia Britannica's editors oversee subject areas in which they have extensive knowledge, whether from years of experience gained by working on that content or via study for an advanced degree. They write new content and verify and edit content received from contributors. The Editors of Encyclopaedia Britannica Last Updated: Aug 12, 2025 • Article History Table of Contents Table of Contents Ask the Chatbot Quick Facts In full: Pieter Rutter Cullis (Show more) Born: May 12, 1946, Barnard Castle, England (Show more) { "@context": "https://schema.org", "@type": "FAQPage", "mainEntity": [ { "@type" : "Question", "name" : " What are Pieter Cullisu2019s contributions to lipid chemistry? ", "acceptedAnswer" : { "@type" : "Answer", "text" : "Pieter Cullis made groundbreaking contributions to lipid chemistry, particularly with his research on lipid nanoparticles (LNPs), which revolutionized drug delivery and enabled the development of the Pfizer-BioNTech COVID-19 vaccine in 2020." } } , { "@type" : "Question", "name" : " What was significant about Pieter Cullisu2019s early life and education? ", "acceptedAnswer" : { "@type" : "Answer", "text" : "Pieter Cullis moved from England to West Vancouver, British Columbia, Canada, at age eight and later attended West Vancouver High School. Inspired by his father, he pursued physics, earning bacheloru2019s and doctoral degrees from the University of British Columbia (UBC). He later shifted to biochemistry during postdoctoral studies and in 1978 joined UBCu2019s department of biochemistry and molecular biology." } } , { "@type" : "Question", "name" : " How did Pieter Cullis advance LNP technology? ", "acceptedAnswer" : { "@type" : "Answer", "text" : "Pieter Cullis established a research career focused on lipid chemistry and translational nanomedicine. He invented a lipid nanoparticle (LNP) extruder device, pioneered methods for loading anticancer drugs into LNPs, and contributed to the development of cancer treatments, including Myocet and Vyxeos." } } , { "@type" : "Question", "name" : " What role did Pieter Cullis play in the development of RNA-based LNPs? ", "acceptedAnswer" : { "@type" : "Answer", "text" : "Pieter Cullis made significant contributions to the development of lipid nanoparticles (LNPs) for the delivery of nucleic acids in gene therapy. In 2005 he developed LNP technology for RNA-based drugs, leading to the siRNA drug patisiran. In 2009 he cofounded Acuitas Therapeutics, collaborating on mRNA vaccine development, which included working with BioNTech and Pfizer on the generation of a COVID-19 vaccine." } } , { "@type" : "Question", "name" : " What awards and honors has Pieter Cullis received? ", "acceptedAnswer" : { "@type" : "Answer", "text" : "Pieter Cullis has received numerous accolades, including the Prince Mahidol Award (2021), VinFuture Grand Prize (2021), Canada Gairdner International Award (2022), and Tang Prize (2022). He was appointed an Officer of the Order of Canada in 2021 and became a fellow of the Royal Society in 2023." } } ] } Top Questions What are Pieter Cullis’s contributions to lipid chemistry? Pieter Cullis made groundbreaking contributions to lipid chemistry, particularly with his research on lipid nanoparticles (LNPs), which revolutionized drug delivery and enabled the development of the Pfizer-BioNTech COVID-19 vaccine in 2020.

　　What was significant about Pieter Cullis’s early life and education? Pieter Cullis moved from England to West Vancouver, British Columbia, Canada, at age eight and later attended West Vancouver High School. Inspired by his father, he pursued physics, earning bachelor’s and doctoral degrees from the University of British Columbia (UBC). He later shifted to biochemistry during postdoctoral studies and in 1978 joined UBC’s department of biochemistry and molecular biology.

　　How did Pieter Cullis advance LNP technology? Pieter Cullis established a research career focused on lipid chemistry and translational nanomedicine. He invented a lipid nanoparticle (LNP) extruder device, pioneered methods for loading anticancer drugs into LNPs, and contributed to the development of cancer treatments, including Myocet and Vyxeos.

　　What role did Pieter Cullis play in the development of RNA-based LNPs? Pieter Cullis made significant contributions to the development of lipid nanoparticles (LNPs) for the delivery of nucleic acids in gene therapy. In 2005 he developed LNP technology for RNA-based drugs, leading to the siRNA drug patisiran. In 2009 he cofounded Acuitas Therapeutics, collaborating on mRNA vaccine development, which included working with BioNTech and Pfizer on the generation of a COVID-19 vaccine.

　　What awards and honors has Pieter Cullis received? Pieter Cullis has received numerous accolades, including the Prince Mahidol Award (2021), VinFuture Grand Prize (2021), Canada Gairdner International Award (2022), and Tang Prize (2022). He was appointed an Officer of the Order of Canada in 2021 and became a fellow of the Royal Society in 2023.

　　Pieter Cullis (born May 12, 1946, Barnard Castle, England) is a Canadian biochemist and physicist who made groundbreaking contributions to the field of lipid chemistry, particularly in his work with lipid bilayers and the encapsulation of drugs and nucleic acids. His foundational research on lipid nanoparticles (LNPs) revolutionized drug delivery, notably enabling advances in the development of mRNA vaccines, gene therapies, and targeted cancer treatments. Cullis’s work was central to the development of the Pfizer-BioNTech COVID-19 vaccine in 2020. When Cullis was eight, his family moved from England to West Vancouver, British Columbia, Canada, where he later attended West Vancouver ...(100 of 796 words)

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