Pizette S, Abate-Shen C, Niswander L (November 2001). "BMP controls proximodistal outgrowth, via induction of the apical ectodermal ridge, and dorsoventral patterning in the vertebrate limb". Development. 128 (22): 4463–74. doi:10.1242/dev.128.22.4463. PMID11714672.
Ohuchi H, Nakagawa T, Yamamoto A, Araga A, Ohata T, Ishimaru Y, Yoshioka H, Kuwana T, Nohno T, Yamasaki M, Itoh N, Noji S (June 1997). "The mesenchymal factor, FGF10, initiates and maintains the outgrowth of the chick limb bud through interaction with FGF8, an apical ectodermal factor". Development. 124 (11): 2235–44. doi:10.1242/dev.124.11.2235. PMID9187149.
Marcil A, Dumontier E, Chamberland M, Camper SA, Drouin J (January 2003). "Pitx1 and Pitx2 are required for development of hindlimb buds". Development. 130 (1): 45–55. doi:10.1242/dev.00192. PMID12441290.
Nelson CE, Morgan BA, Burke AC, Laufer E, DiMambro E, Murtaugh LC, Gonzales E, Tessarollo L, Parada LF, Tabin C (May 1996). "Analysis of Hox gene expression in the chick limb bud". Development. 122 (5): 1449–66. doi:10.1242/dev.122.5.1449. PMID8625833.
Pizette S, Abate-Shen C, Niswander L (November 2001). "BMP controls proximodistal outgrowth, via induction of the apical ectodermal ridge, and dorsoventral patterning in the vertebrate limb". Development. 128 (22): 4463–74. doi:10.1242/dev.128.22.4463. PMID11714672.
Ohuchi H, Nakagawa T, Yamamoto A, Araga A, Ohata T, Ishimaru Y, Yoshioka H, Kuwana T, Nohno T, Yamasaki M, Itoh N, Noji S (June 1997). "The mesenchymal factor, FGF10, initiates and maintains the outgrowth of the chick limb bud through interaction with FGF8, an apical ectodermal factor". Development. 124 (11): 2235–44. doi:10.1242/dev.124.11.2235. PMID9187149.
Marcil A, Dumontier E, Chamberland M, Camper SA, Drouin J (January 2003). "Pitx1 and Pitx2 are required for development of hindlimb buds". Development. 130 (1): 45–55. doi:10.1242/dev.00192. PMID12441290.
Nelson CE, Morgan BA, Burke AC, Laufer E, DiMambro E, Murtaugh LC, Gonzales E, Tessarollo L, Parada LF, Tabin C (May 1996). "Analysis of Hox gene expression in the chick limb bud". Development. 122 (5): 1449–66. doi:10.1242/dev.122.5.1449. PMID8625833.