astronomy

Persephone Borrow

Persephone Borrow is a astronomy 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 Persephone Borrow rather than just read about it. In short: Persephone Borrow (née Tough) is a viral immunologist specialising in T-cell responses in acute and early HIV-1 infections. She has been at the University of Oxford since 2005 and in 2016 was made a professor there.

Key takeaways

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

Reference excerpt

Persephone Borrow (née Tough) is a viral immunologist specialising in T-cell responses in acute and early HIV-1 infections. She has been at the University of Oxford since 2005 and in 2016 was made a professor there.

Life The daughter of scientists, Borrow completed a Bachelor of Arts degree in Natural Science at the University of Cambridge in 1985; the university awarded her a doctorate four years later, which involved studying chronic viral infection in mice relating to demyelination. She then worked as a postdoctoral research assistant to Michael Oldstone at The Scripps Research Institute. She received five years of funding from the National Institutes of Health to carry out her own research relating to HIV and then, in 1995, became an assistant professor at the Scripps Research Institute, but two years later joined the Edward Jenner Institute as the leader of the Viral Immunology Group. She joined the Nuffield Department of Medicine at the University of Oxford in 2005. In 2016 the university awarded her with the title of Professor of Viral Immunology. As of 2014, Borrow was married with two children.

Published work Borrow specialises in T-cell responses in acute and early HIV-1 infections, research which it is hoped will aid the creation of vaccines. Borrow's recent published works include:

T. L. Foster, H. Wilson, S. S. Iyer, K. Coss, K. Doores, S. Smith, P. Kellam, A. Finzi, P. Borrow, B. H. Hahn and S. J. Neil, "Resistance of transmitted founder HIV-1 to IFITM-mediated restriction", Cell Host Microbe, vol. 20, issue 4 (2016), pp. 429–442. B. F. Haynes, G. M. Shaw, B. Korber, G. Kelsoe, J. Sodroski, B. H. Hahn, P. Borrow and A. J. McMichael, "HIV-host interactions: implications for vaccine design", Cell Host Microbe, vol. 19, issue 3 (2016), pp. 292–303. A. Bridgeman, J. Maelfair, T. Davenne, T. Partridge, Y. Peng, A. Mayer, T. Dong, V. Kaever, P. Borrow, and J. Rehwinkel, "Viruses transfer the antival second messenger cGAMP between cells", Science, vol. 349, issue 6253 (2015), pp. 1228–1232. L. Yue, K. J. Pfafferott, J. Baalwa, K. Conrod, C. C. Dong, C. Chui, R. Rong, D. T. Claiborne, J. L. Price and J. Tang, et al., "Transmitted virus fitness and host T cell responses collectively define divergent infection outcomes in two HIV-1 recipients", PLoS Pathogens, vol. 11, issue 1 (2015). A. E. Armitage, A. R. Stacey, E. Giannoulatou, E. Marshall, P. Sturges, K. Chatha, N. M. Smith, X. Huang, X. Xu, and S. R. Pasricha, et al., "Distinct patterns of hepcidin and iron regulation during HIV-1, HBV, and HCV infections", Proceedings of the National Academy of Sciences of the United States of America, vol. 111, issue 33 (2014), pp. 12187–12192. A. E. Fenton-May, O. Dibben, T. Emmerich, H. Ding, K. Pfafferott, M. N. Aasa-Chapman, P. Pelligrino, I. Williams, M. S. Cohen, and F. Gao, et al., "Relative resistance of HIV-1 founder viruses to control by interferon-alpha", Retrovirology, vol. 10, issue 1 (2013). P. Ribeiro dos Santos, E. L. Turnbull, M. Monteiro, A. Legrand, K. Conrod, J. Baalwa, P. Pellegrino, G. M. Shaw, I. Williams, P. Borrow, and B. Rocha, "Chronic HIV infections affects the expression of the 2 transcription factors required for CD8 T-cell differentiation into cytolytic effectors", Blood, vol. 119, issue 21 (2012), pp. 4928–4938. P. Borrows, "Innate immunity in acute HIV-1 infection", Current Opinion in HIV and AIDS, vol. 6, issue 5 (2011), pp. 353–363.

References

Worked examples

Example 1 — a first encounter with Persephone Borrow

Start with the simplest possible case. Write down what Persephone Borrow claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In astronomy, 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 Persephone Borrow 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 Persephone Borrow 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 Persephone Borrow

In research: Persephone Borrow appears in astronomy 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 Persephone Borrow 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: Persephone Borrow is common in secondary-school and first-year university syllabi. It links to neighbouring topics Alumni of the University of Cambridge, British immunologists, Living people, so understanding it makes those chapters shorter.
In everyday life: Look for Persephone Borrow 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 Persephone Borrow in 20 minutes

Read the reference excerpt below once, without taking notes.
Close the page and write down what Persephone Borrow 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 Persephone Borrow out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is Persephone Borrow in simple terms?

Why does Persephone Borrow matter?

Because it connects several astronomy 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 Persephone Borrow?

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 Persephone Borrow.