A collection of the marine sponge Pseudoceratina purpurea from the Gulf of Thailand furnished aplysamine-2, two new bromotyrosine derivatives purpuroceratic acids A and B, two known bromotyrosine derivatives, 3-maleimide-5-oxime ...

Seven specimens of marine sponges (Order Hadromerida; Families Spirastrellidae, Tethyidae, and Clionaidae) were analyzed for their fatty acid compositions. The predominant compositions were 16:0, ...

Forty soil samples were collected from coastal areas of Chonburi, Rayong, and chanthaburi provinceses. These samples were pretreated at 55ºC for 15 min and 100 ºC for 1 h, respectivrly. They were subsequently made a series ...

Marine sponges are one of the better known groups of invertebrates. They play important roles, not only for marine ecological communities but also for economically biological resources from the ancient time. Although ...

A new compound maleimide-5-oxime was isolated, together with 3,4-dihydroxybenzoic acid, tetillapyrone, from the ethyl acetate extract of the marine sponge Haliclona baeri while tetillapyrone, nortetillapyrone, p-hydroxyb ...

Levels of Hg, Cd, Pb, Zn, Cu, Ni, Fe and Mn in surface sediments were investigated in 52 stations along the Eastern Coast of the Gulf of Thailand. The sediment samples were collected in March 2004. Concentrations of the ...

Padina minor Yamada, a brown alga which is found to be abundant on both sides of the coastal area of the gulf of Thailand and the Andaman Sea was examined for gastroprotective activity. The aqueous extract of P. minor ...

Forty soil samples were collected from coastal areas of Chonburi, Rayong, and Chanthaburi provinces. These samples were pretreated at 55๐C for 15 min and 100๐C for 1 h, respectively. They were subsequently made a series ...