• Régulation moléculaire de la synthèse des prostaglandines durant le processus ovulatoire.
• Commande de la stéroïdogenèse dans les follicules préovulatoires équins.
• Régulation de la COX-2 dans divers processus physiologique et pathologique.
• Contrôle moléculaire de la différenciation terminale du follicule préovulatoire.
• Contrôle moléculaire de la biosynthèse des prostaglandines lors de processus physiologiques et pathologiques (cancer).

Ndiaye K, Carriere PD, Sirois J, Silversides DW, Lussier JG. Differential expression of lysosome-associated protein transmembrane-4 beta (LAPTM4B) in granulosa cells of ovarian follicles and in other bovine tissues. Journal of ovarian research. 2015;8:12.

Sayasith K, Sirois J. Molecular characterization of a disintegrin and metalloprotease-17 (ADAM17) in granulosa cells of bovine preovulatory follicles. Molecular and cellular endocrinology. 2015;411:49-57.

Sayasith K, Sirois J, Lussier JG. Expression and regulation of regulator of G-protein signaling protein-2 (RGS2) in equine and bovine follicles prior to ovulation: molecular characterization of RGS2 transactivation in bovine granulosa cells. Biology of reproduction. 2014;91(6):139.

Sayasith K, Sirois J. Expression and regulation of stromal cell-derived factor-1 (SDF1) and chemokine CXC motif receptor 4 (CXCR4) in equine and bovine preovulatory follicles. Molecular and cellular endocrinology. 2014;391(1-2):10-21.

Sayasith K, Sirois J, Lussier JG. Expression, regulation, and promoter activation of vanin-2 (VNN2) in bovine follicles prior to ovulation. Biology of reproduction. 2013;89(4):98.

Sayasith K, Lussier J, Sirois J. Molecular characterization and transcriptional regulation of a disintegrin and metalloproteinase with thrombospondin motif 1 (ADAMTS1) in bovine preovulatory follicles. Endocrinology. 2013;154(8):2857-69.

Sayasith K, Lussier J, Dore M, Sirois J. Human chorionic gonadotropin-dependent up-regulation of epiregulin and amphiregulin in equine and bovine follicles during the ovulatory process. General and comparative endocrinology. 2013;180:39-47.