Urechis
National Institutes of Health
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In order to obtain the basic data for the effective seed production of Urechis unicinctus sediment preference, burrow shape and…
A 5 A resolution multiple isomorphous replacement solution for hemoglobin isolated from Urechis caupo revealed a previously…
Eggs of Urechis caupo are surrounded by a congruent to 0.9 micrometer thick egg envelope and, attached to that, a peripheral…
The immature oocyte and unfertilized eggs of Urechis caupo , a marine echiuroid worm, contain many nuclear bodies and a main…
1. This paper describes a neurophysiological investigation of the initiation and co-ordination of the peristaltic waves in…