The location of hemopoiesis in ascidians
is still debated, which might be a consequence of the variety of developmental strategies observed among this clade (Brown and Swalla, 2012).
on aquaculture gear as potential vectors of harmful algal introductions.
2011) A maternal factor unique to ascidians
silences the germline via binding to P-TEFb and RNAP II regulation.
2012) studied 10 species of ascidians
from southern India in a seasonal assessment, and found concentrations of hydrosoluble protein fluctuating from 3.
and bryozoans were attached to the panel in a greater proportion (Fig.
Biofouling deterrent natural product from the ascidian
Rocha RM, Faria SB, Moreno TR (2005) Ascidians
from Bocas del Toro, Panama.
The freshly collected ascidians
each 100 gms in wet weight were soaked in methonal, dichloromethane, ethanol, acetone, chloroform, n-butanol, ethyl acetate and diethyl ether at the site of collection until workup.
Sections of the gravel substrate contain dense patches of sponges, hydroids, bushy and encrusting bryozoans, colonial ascidians
, and the lacy tubeworm (Filograna implexa) (Collie et al.
certain colonial ascidians
(Didemnidae) and named Prochloron didemni,
Natural products effective against certain cancers have been identified: bryostatin from the colonial bryozoan, ecteinascidin from ascidians
or sea squirts, and discodermolide from deep-sea sponges.
of South Padre Island, Texas were surveyed in August 2004.