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Volumn 38, Issue 31, 1997, Pages 5529-5532

Comparative study of toxic and non-toxic cyanobacterial products: A novel glycoside, suomilide, from non-toxic Nodularia spumigena HKVV

Author keywords

[No Author keywords available]

Indexed keywords

GLYCOSIDE; NODULARIN; SUOMILIDE; UNCLASSIFIED DRUG;

EID: 0030836340     PISSN: 00404039     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0040-4039(97)01193-3     Document Type: Article
Times cited : (44)

References (21)
  • 10
    • 0342665064 scopus 로고    scopus 로고
    • note
    • A fraction (145 mg) containing suomilide (1) was obtained from the 5% AcOH aq. extract of dried N. spumigena HKVV (16 g) and was separated to give 1 (28 mg) by the following chromatography: silica gel using CHCl3:MeOH:H2O =65:20:5 (lower phase) and AcOEt:i-PrOH:H2O =4:1:2 (upper layer) and TOYOPEARL HW-40F using MeOH.
  • 12
    • 0343971207 scopus 로고    scopus 로고
    • note
    • 1H-NMR 1 (CD3OD) α-glucose δ 5.01 (d, J= 4.2 Hz, H-1), 4.48 (dd, J= 4.2 and 10.2 Hz, H-2), 3.77 (dd, J= 10.2 and 9.0 Hz, H-3), 3.33 (dd, J= 9.0 and 12.0 Hz, H-4), 3.82 (ddd, J= 12.0, 6.6 and 2.4 Hz, H-5), 4.15 (dd. J= 11.5 and 5.4 Hz, H-6), 4.43 (dd, J= 10.2, and 1.8 Hz, H-6′).
  • 14
    • 0343535294 scopus 로고    scopus 로고
    • note
    • Product ion spectra were taken using a JMS-HX110/110A (JEOL) instrument: ion source, FAB; matrix, glycerin-NBA.
  • 16
    • 0343099331 scopus 로고    scopus 로고
    • note
    • + calcd. for C32H67O8, Δ -1.1 mmu.
  • 17
    • 0342665035 scopus 로고    scopus 로고
    • note
    • A fraction (400 mg) containing the glycolipid was obtained from the EtOH extract of residue after the 5% AcOH aq. extraction of dried N. spumigena HKVV (5 g) and was separated to give the glycolipid (23.9 mg) by silica gel chromatography using CHCl3:MeOH:H2O =65:10:5 (lower phase) and CHCl3:MeOH: H2O =65:20:5 (lower phase).
  • 19
    • 0343099329 scopus 로고    scopus 로고
    • note
    • Suomilide (1) inhibited thrombin, plasmin and trypsin with an IC50 of 20.3 μg/mL, 6.8 μg/mL and 1.9 μg/mL, respectively.


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.