biology

Nancy Sullivan (biologist)

Nancy Sullivan (biologist) is a biology topic covered in the lgStudy science library. This page brings together a partial reference excerpt, illustrations, worked examples, real-world applications and a short study plan, so you can understand Nancy Sullivan (biologist) rather than just read about it. In short: Nancy Jean Sullivan is an American cell biologist, virologist, and immunologist. She was the director of the National Emerging Infectious Diseases Laboratories (NEIDL) at Boston University (BU) from December 2022 until she stepped down in May 2025.

Key takeaways

Nancy Sullivan (biologist) belongs to biology; place it in that map before memorising details.
Learn the definition first, then one example that makes the definition concrete.
Connect Nancy Sullivan (biologist) to a quantity you can measure, compute or draw — that is where exam questions come from.
Reproduce the core statement of Nancy Sullivan (biologist) from memory before moving on to harder problems.

Reference excerpt

Nancy Jean Sullivan is an American cell biologist, virologist, and immunologist. She was the director of the National Emerging Infectious Diseases Laboratories (NEIDL) at Boston University (BU) from December 2022 until she stepped down in May 2025. She remains a member of BU's Biology and Medical Faculty. Previously, she was chief of the Biodefense Research Section at the Vaccine Research Center (VRC) in the National Institute of Allergy and Infectious Diseases (NIAID). Sullivan was awarded the 2020 Science, Technology, and Environment Service to America Medal for the development of ansuvimab, an FDA-approved monoclonal antibody for the treatment of Ebola virus disease. In 2014, Time magazine recognized all health-care workers and scientists tackling the Ebola viral outbreak in West Africa as its Person of the Year; specifically recognizing Sullivan's scientific efforts in the development of vaccines targeting the disease.

Education Sullivan completed a Doctor of Science from Harvard T.H. Chan School of Public Health in 1997. She conducted a dissertation in the laboratory of Joseph Sodroski, where her work demonstrated that primary HIV isolates exhibit resistance to antibody neutralization due to occlusion of the co-receptor binding site on the envelope glycoprotein GP120. Sullivan then pursued postdoctoral training under the guidance of Gary Nabel, studying the mechanisms of Ebola virus pathogenesis and immune protection.

Career

Research

Sullivan's research is on the immunologic correlates and mechanisms of protection against infection by hemorrhagic fever viruses including Ebola virus. Her work on filovirus immunology and vaccine development was despite the difficulties of conducting research under highly specialized BSL-4 containment conditions. Sullivan's specialized work on filovirus immunology is recognized worldwide and has consistently been the source of novel observations that have contributed to critical advancements in the field. Sullivan's commitment to Ebola research has resulted in discovery of both vaccines and therapies. By using a novel gene-based prime boost vaccine, Sullivan and her team were the first to demonstrate vaccine protection against Ebola infection in primates. This was followed by her discovery of a single shot vaccine that provided more immediate protection, making it a practical vaccine that could be used in the face of an acute Ebola epidemic. As a result, this vaccination schedule is now standard in the field of Ebola vaccine research, where one of the lead Ebola vaccine candidates, ChAd3-EBOV, has been advanced to Phase I/II and III human clinical trials. More recently, Sullivan and her team discovered a potently protective monoclonal antibody, mAb114, from a human Ebola survivor that completely rescues Ebola-infected primates, even when given as a monotherapy several days after their Ebola exposure.

References

Illustrations

Worked examples

Example 1 — a first encounter with Nancy Sullivan (biologist)

Start with the simplest possible case. Write down what Nancy Sullivan (biologist) claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In biology, the smallest case is usually a single object, a single equation or a single measurement. Check that every symbol or term in your sentence has a meaning in that case.

Example 2 — changing one variable

Take the situation from Example 1 and change exactly one quantity: double it, halve it, or set it to zero. Predict what should happen to Nancy Sullivan (biologist) before you calculate. Comparing your prediction with the result is the fastest way to find out whether you understand the idea or only the words.

Example 3 — an exam-style question

Typical questions about Nancy Sullivan (biologist) ask you to (a) state it precisely, (b) apply it to given data, and (c) explain a limitation. Practise writing all three answers in under five minutes; the third part is what separates a full-mark answer from an average one.

Applications of Nancy Sullivan (biologist)

In research: Nancy Sullivan (biologist) appears in biology research whenever the underlying quantities have to be modelled precisely. Papers usually cite it as a starting assumption and then explore where it breaks down.
In technology and industry: Engineering practice reuses Nancy Sullivan (biologist) in design rules, simulations and safety margins. Knowing the idea lets you read a specification sheet and understand why the numbers look the way they do.
In the classroom: Nancy Sullivan (biologist) is common in secondary-school and first-year university syllabi. It links to neighbouring topics 21st-century American biologists, 21st-century American women biologists, American cell biologists, so understanding it makes those chapters shorter.
In everyday life: Look for Nancy Sullivan (biologist) outside the textbook — in sport, cooking, traffic, electronics or the sky above you. An example you found yourself is remembered far longer than one you were given.

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How to study Nancy Sullivan (biologist) in 20 minutes

Read the reference excerpt below once, without taking notes.
Close the page and write down what Nancy Sullivan (biologist) means in your own words.
Compare your version with the excerpt and mark what you missed.
Work through the three examples above with pen and paper.
Explain Nancy Sullivan (biologist) out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is Nancy Sullivan (biologist) in simple terms?

Why does Nancy Sullivan (biologist) matter?

Because it connects several biology ideas at once: it gives you a definition you can apply, a quantity you can calculate, and a way to check whether a result is plausible.

How should I study Nancy Sullivan (biologist)?

Read the excerpt, restate it from memory, then work through the examples and applications listed on this page. The five-step study plan above takes about twenty minutes.

What does this page cover?

It gives you a compact reference excerpt plus original lgStudy explanations, examples, applications and study material on Nancy Sullivan (biologist).