... for mesenchyme formation during ascidian embryogenesis. Dev. Biol . 214 , 9 -22. Kim, G. J., Yamada, A. and Nishida, H. ( 2000 ). An FGF signal from endoderm and localized factors in the posterior-vegetal egg cytoplasm pattern the mesodermal tissues in the ascidian embryo. Development 127 , 2853...

... was started at the 32-cell stage. When treatment with bFGF was started at the late 64-cell stage, mesenchyme formation was observed in only 20% of cases, and the positive partial embryos contained only a few mesenchyme cells. Ascidian embryogenesis Mesodermal patterning Tissue induction bFGF...

... is required for the expression of the As-T gene and that the expression of the As-T gene is closely correlated with the determined state of the notochord-precursor cells. 09 04 1996 © 1996 by Company of Biologists 1996 ascidian embryogenesis notochord differentiation induction bFGF...

... . 10.1242/dev.120.4.853 Makabe , K. W. and Satoh , N. ( 1989 ). Temporal expression of myosin heavy chain gene during ascidian embryogenesis . Dev. Growth Differ . 31 , 71 – 77 . 10.1111/j.1440-169X.1989.00071.x Maruyama , Y. K. , Nakaseko , Y. and Yagi , S...

... that would otherwise occur by default. 01 08 1994 © 1994 by Company of Biologists 1994 ascidian embryogenesis axis determination cytoplasmic determinants cleavage pattern cytoplasmic transfer In the unfertilized eggs of many kinds of animal, there is a single axis, namely...

... to the first cleavage, the activity moved in the animal direction, namely, to the animal hemisphere, from which future epidermis-lineage blastomeres are normally formed. ascidian embryogenesis fate determination epidermis differentiation cell fusion cytoplasmic transfer cytoplasmic determinants...

... direction, namely, to the entire vegetal hemisphere from which future endoderm-lineage blastomeres are formed. 27 01 1993 © 1993 by Company of Biologists 1993 ascidian embryogenesis fate determination endoderm differentiation cell fusion cytoplasmic transfer cytoplasmic determinants...

... during embryogenesis of the ascidian Halocynthia roretzi . Dev. Growth. Differ . 33 , 227 – 234 . 10.1111/j.1440-169X.1991.00227.x Makabe , K. W. and Satoh , H. ( 1989 ). Temporal expression of myosin heavy chain gene during ascidian embryogenesis . Dev. Growth Differ . 31...