So he left and started what became Nektar Therapeutics with Robert Platz of the Stanford Research Institute.

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Shares in Pfizer's partner in Exubera, Nektar Therapeutics, fell 15% in premarket trading.

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That is the approach being taken by Ziopharm Oncology and by Nektar Therapeutics.

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So he left and started what became Nektar Therapeutics (nasdaq: NKTR - news - people ) with Robert Platz of the Stanford Research Institute.

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But the hard work of inventing a powdered insulin and a delivery device that produces relief in a whiff was done by a determined group of scientists and engineers at Nektar Therapeutics.

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Pfizer developed its version with Nektar Therapeutics.

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The idea of inhaled medicine goes back to German experiments with insulin in 1925 and continues with Inhale Therapeutic Systems, which went public in 1994 (recently renamed Nektar Therapeutics (nasdaq: NKTR - news - people )).

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But the hard work of inventing a powdered insulin and a delivery device that produces relief in a whiff was done by a determined group of scientists and engineers at Nektar Therapeutics (nasdaq: NKTR - news - people ).

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