Canaan backs Pathios' search for small mol­e­cule drugs that hit 'or­phan' GCPR

As fruit­ful as G pro­tein-cou­pled re­cep­tors have proved for mod­ern med­i­cine — by com­mon es­ti­mates, more than 30% of FDA-ap­proved drugs tar­get this class of pro­teins — there are still dozens of “or­phan” GPCRs whose en­doge­nous lig­ands are poor­ly un­der­stood. One of them is GPR65, a pH sens­ing re­cep­tor that British biotech Pathios be­lieves plays a cru­cial role in both can­cer and au­toim­mune dis­eases.

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