Pfizer joined Novartis as the market leader in sickle cell disease when it acquired Global Blood Therapeutics last year. The US giant's Oxbryta may now move ahead following a clinical and regulatory setback for the Swiss major's Adakveo.

Many of the same factors that held down large M&A transactions in 2021 carried over to 2022, which saw eight buyouts valued at $2bn+, headlined by Amgen’s $27.8bn purchase of Horizon.

It is time for In Vivo's 15th annual Deals of the Year contest. We've selected 15 nominees across three categories – Top Alliance, Top Financing and Top M&A – and you get to pick the winners.

With valuations down and borrowing costs up, many industry insiders are expecting Darwinian scenes in biotech this year. Survival of the fittest is the order of the day: companies with riskier, less commercially defined propositions will struggle, while platform companies with multiple shots on strong goals will increasingly find favor in a more risk-averse environment.