2003
DOI: 10.1248/bpb.26.1498
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Anti-HIV Active Petrosins from the Marine Sponge Petrosia similis1)

Abstract: A marine sponge Petrosia similis afforded two compounds which belongs to bis-quinolizidine alkaloids namely, petrosin (1) and petrosin-A (2), respectively. Petrosin (1) and petrosin-A (2) showed anti-HIV inhibition with IC(50) values of 41.3 and 52.9 microm respectively. MAGI cell assays indicated that the compounds inhibited early steps of HIV replication. In extracellular HIV-1 Reverse Transcriptase inhibition assay petrosin and petrosin-A inhibited HIV-1 RT at 10.6 and 14.8 microm. This is the first report … Show more

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Cited by 44 publications
(16 citation statements)
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“…This has been discussed in details in previous publications [9,11,12]. A total of 40 pure natural products (Figure 5) were isolated, including cyclic peroxides ( 1 – 7 ) [11,16,17,18,19], aryl amines ( 8 – 9 ) [13], cinnamoyl amino acids ( 10 – 11 ) [9], pyridoacridine alkaloids ( 12 – 14 ) [10], bromotyrosine derivatives ( 15 – 18 ) [12,20,21], makaluvamine alkaloids ( 19 – 23 ) [22,23,24], aplysinopsins ( 24 – 27 ) [25,26], hymenialdisine alkaloids ( 28 – 30 ) [27,28], lepadins ( 31 – 33 ) [29,30], petrosine alkaloids ( 34 – 35 ) [31,32,33], amino hydrocarbons ( 36 – 37 ) [34,35], a purine derivative ( 38 ) [36], a pyrrole alkaloid ( 39 ) [37], and a β-carboline alkaloid ( 40 ) [38]. …”
Section: Resultsmentioning
confidence: 99%
“…This has been discussed in details in previous publications [9,11,12]. A total of 40 pure natural products (Figure 5) were isolated, including cyclic peroxides ( 1 – 7 ) [11,16,17,18,19], aryl amines ( 8 – 9 ) [13], cinnamoyl amino acids ( 10 – 11 ) [9], pyridoacridine alkaloids ( 12 – 14 ) [10], bromotyrosine derivatives ( 15 – 18 ) [12,20,21], makaluvamine alkaloids ( 19 – 23 ) [22,23,24], aplysinopsins ( 24 – 27 ) [25,26], hymenialdisine alkaloids ( 28 – 30 ) [27,28], lepadins ( 31 – 33 ) [29,30], petrosine alkaloids ( 34 – 35 ) [31,32,33], amino hydrocarbons ( 36 – 37 ) [34,35], a purine derivative ( 38 ) [36], a pyrrole alkaloid ( 39 ) [37], and a β-carboline alkaloid ( 40 ) [38]. …”
Section: Resultsmentioning
confidence: 99%
“…A bis-quinolizidine alkaloid, xestosin A (13), was isolated from the Papua New Guinean sponge N. exigua (Xestospongia exigua) (Iwagawa et al, 2000). Two bis-quinolizidine alkaloids namely, petrosin (14) and petrosin-A (15) were isolated from N. similis (Venkateshwar Goud et al, 2003). Three macrocyclic quinolizidines alkaloids were obtained from the nbutanol extract of N. exigua (Xestospongia exigua) collected in Palau including araguspongine M (16), araguspongines B (6) and D (1) , Liu et al, 2004.…”
Section: Quinonesmentioning
confidence: 99%
“…Two bis-quinolizidine alkaloids namely, petrosin (14) and petrosin-A (15) were reported as anti-HIV inhibitors with IC50 values of 41.3 and 52.9 μm, respectively (Venkateshwar et al, 2003).…”
Section: Antimicrobial Antifouling and Anti-hiv Activitiesmentioning
confidence: 99%
“…Neamphamide A was isolated from the Papua New Guinea marine sponge Neamphius huxleyi that inhibits the cytopathic effect of HIV-1 infection in cell based in vitro assays (EC 50 = 28 nM) [68]. Two bisquinolizidine alkaloids, petrosin and petrosin A was isolated from the Indian marine sponge Petrosia similes inhibits HIV-1 replication, formation of giant cells and recombinant reverse transcriptase in vitro [69]. Didemnaketals A and B were isolated from the ascidian Didemnum sp .…”
Section: Chronic Diseasesmentioning
confidence: 99%