. The Biological bulletin. Biology; Zoology; Biology; Marine Biology. n if N \ structures are essential body components that eventually form the body cavity in adult organisms, ultimately sur- rounding the digestive and reproductive organs. Coelomo- cytes (located within the coelom) have been reported to participate in regenerative processes in adult echinoderms (Thorndyke ct ai, 1999). In contrast, we found that bisected larvae, lacking coelomic pouches in their anterior regions, completed regeneration. Thus, coelomocytes apparently do not play a critical role in larval regeneration. In adult


. The Biological bulletin. Biology; Zoology; Biology; Marine Biology. n if N \ structures are essential body components that eventually form the body cavity in adult organisms, ultimately sur- rounding the digestive and reproductive organs. Coelomo- cytes (located within the coelom) have been reported to participate in regenerative processes in adult echinoderms (Thorndyke ct ai, 1999). In contrast, we found that bisected larvae, lacking coelomic pouches in their anterior regions, completed regeneration. Thus, coelomocytes apparently do not play a critical role in larval regeneration. In adult asteroids, regeneration is initiated by a prolifer- ation of epidermal cells forming a mesenchymatous blast- ema, which later gives rise to the missing body structures (Candia Carnevali and Bonasoro, 1994; Bonasoro et 1998; Thorndyke el ai, 1999). Our observations demon- strate that regenerative processes occur in a similar fashion in planktotrophic asteroid larvae. Our microscopic exami-. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Marine Biological Laboratory (Woods Hole, Mass. ); Marine Biological Laboratory (Woods Hole, Mass. ). Annual report 1907/08-1952; Lillie, Frank Rattray, 1870-1947; Moore, Carl Richard, 1892-; Redfield, Alfred Clarence, 1890-1983. Woods Hole, Mass. : Marine Biological Laboratory


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Keywords: ., bookauthorlilliefrankrat, booksubjectbiology, booksubjectzoology