Encapsulation of High Potency Active Agents

A composition according to any one of the preceding claims wherein the loading of the in the microparticle is from about 1% w/w to about 200% w/w.

A composition according to any one of the preceding claims wherein the highly potent active agent comprises a pesticide.

A composition according to any one of the preceding claims wherein the highly potent active agent component of the composition is “co-encapsulated” with a second active agent.

A composition according to any one of the preceding claims wherein the microparticles about 2-4 μm in diameter.

A composition according to any one of the preceding claims wherein the microparticles comprise hollow fungal cell particles or hollow glucan particles.

A composition according to any one of the preceding claims wherein the microparticles are substantially lipid free.

A composition according to any one of the preceding claims wherein the composition includes a surfactant.

A composition or formulation any one of the preceding claims in the form of a dry powder.

A formulation comprising a composition according to any one of the preceding claims in admixture with a suitable adjuvant diluent or carrier.

A microparticle delivery system comprising a microparticle component and a highly potent active agent encapsulated in the microparticle component.

A method of delivering a highly potent active agent to a recipient, comprising the steps of:

• (i) providing a microparticle component including;
• (ii) contacting the microparticle with an highly potent active agent component wherein the highly potent active agent component becomes, at least partially, encapsulated within the microparticle;
• (iii) contacting the recipient with the microparticle containing a highly potent active agent component.

A composition, formulation, method, delivery system or use substantially as hereinbefore described with reference to the accompanying description.