b-alanine/carnosine, new supplement for sprinters?

Has anyone read Harris studies? Has anyone tried? Something for sprinters?

The absorption of orally supplied b-alanine and its effect on muscle carnosine synthesis in human vastus lateralis
R. C. Harris, M. J. Tallon, M. Dunnett, L. Boobis, J. Coakley, H. J. Kim, J. L. Fallowfield, C. A. Hill, C. Sale, and J. A. Wise. Amino Acids (2006) 30: 279–289

Influence of b-alanine supplementation on skeletal muscle carnosine concentrations and high intensity cycling capacity C. A. Hill, R. C. Harris, H. J. Kim, B. D. Harris, C. Sale, L. H. Boobis, C. K. Kim, and J. A. Wise. Amino Acids (2006) DOI 10.1007/s00726-006-0364-4

All the best
Håkan Andersson
Sundvall, Sweden