- Encapsulation in biodegradable microparticles enhances serum antibody response to parenterally-delivered beta-amyloid in mice. Brayden, D.J., Templeton, L., McClean, S., Barbour, R., Huang, J., Nguyen, M., Ahern, D., Motter, R., Johnson-Wood, K., Vasquez, N., Schenk, D., Seubert, P. Vaccine (2001)