RMC5N92F–Sea Cucumber spawning ist Eggs, Holothuria leucospilota, Kimbe Bay, New Britain, Papua New Guinea
RMTC6AR8–Black long sea cucumber (Holothuria leucospilota) among coral reefs at London Zoo Aquarium, ZSL London Zoo, London, UK
RMMFG0PW–Sea cucumber spawing its eggs, Holothuria leucospilota, Walindi, West New Britain, Papua New Guinea, Pacific Ocean
RMT9H3FJ–Black Sea Cucumber, Holothuria leucospilota on Magra Islet, Far North Queensland
RMRHG77A–. The Biological bulletin. Biology; Zoology; Biology; Marine Biology. PEPTIDES OF SEA CUCUMBERS 257 E 6 o holokinin 2. 0 1 3 4 5 time (min) Figure 4. Effect of holokinin 2 (10" A/) on the stiffness of the dermis of Holothuria leucospilota in the oscillatory strain test. 0) O NGIWY amide I. 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 work.. Marine Biological Laboratory (Woods Hole, Mass. ); Marine Biological Laboratory (Wo
RMC5N92D–Sea Cucumber spawning ist Eggs, Holothuria leucospilota, Kimbe Bay, New Britain, Papua New Guinea
RMRHN0AB–. The Biological bulletin. Biology; Zoology; Biology; Marine Biology. I. Figure 1. Maturation in intact oocytes of Holothuria leucospilota Oocstes were induced to mature hy treatment with radial nerve extracts and were observed with Nomarski (A-G) and polanzing (H-J) micro- scopes. A: A prophase-arrested oocyte with follicle cells. A cytoplasmic protrusion (top, indicated by an arrow-head) and a cytoplasmic islet (bottom, indicated by an arrow) are seen. B: 14 mm. Germinal vesicle (GV) migration. C: 17 min. D: 27 min. Breakdown ol'GV. The arrow (also in E) indicates chromosomes. E: 50 min. Met
RMRHG76T–. The Biological bulletin. Biology; Zoology; Biology; Marine Biology. 0 1 3 4 5 time (min) Figure 4. Effect of holokinin 2 (10" A/) on the stiffness of the dermis of Holothuria leucospilota in the oscillatory strain test. 0) O NGIWY amide I. 6 8 time (min) Figure 6. NGIWYamide (10 â ⢠M) stiffened the dermis of Holntlm- rid leucospilom as seen here by an increase in counterforce in the oscillatory strain test. Washing with artificial seawater (ASWi lowered the counterforce to nearly the initial value. holokinins: it stiffened the dermis in 52 out of 120 sam- ples of both sea cucumber spe
RMRHM42K–. The Biological bulletin. Biology; Zoology; Biology; Marine Biology. 258 R. BIRENHEIDE ET AL 0 control stichopin (0 o > > â i 1KK. ^^X-Jf^*^*^^^^^^"^*"^^ 0 1 "T ' 'â 3 4 5 time (min) I I I 6 7 8 Figure 8. Influence of stichopin on the effect of acetylcholine (ACh) on relative viscosity in the creep test with a sample of Holothuria leucospilota. Stichopin was applied at the start of the experiment. At 3 min, 10"' M ACh was applied but had no effect (crosses). After washing the sample for 1 h in artificial seawater (ASW), it was tested again as control (circles). Now A
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