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Effect of Sasa quelpaertensis Nakai Extracts and its Constituent p-coumaric Acid on the Apoptosis of Human Cancer Cell Lines

Jang MG, Ko HC, Kim SJ

  • Nat Prod Sci.
  • 2018 Dec;24(4):293-297.
  • doi: 10.20307/nps.2018.24.4.293
Sasa quelpaertensis Nakai leaves contain a mixture of polysaccharides, amino acids, and polyphenols, which mediate various biological activities. For efficient utilization of its leaf, we reported the preparation procedure for...
Efficient Isolation of Dihydrophaseic acid 3′-O-β-D-Glucopyranoside from Nelumbo nucifera Seeds Using High-performance Countercurrent Chromatography and Reverse-phased High-performance Liquid Chromatography

Rho T, Yoon KD

  • Nat Prod Sci.
  • 2018 Dec;24(4):288-292.
  • doi: 10.20307/nps.2018.24.4.288
High-performance countercurrent chromatography (HPCCC) coupled with reversed-phase high-performance liquid chromatography (RP-HPLC) method was developed to isolate dihydrophaseic acid 3′-O-β-D-glucopyranoside (DHPAG) from the extract of Nelumbo nucifera seeds. Enriched DHPAG sample...
Acronyculatin P, A New Isoprenylated Acetophenone from the Stem Bark of Acronychia pedunculata

Tanjung M, Nurmalasari I, Wilujeng A, Saputri RD, Rachmadiarti F, Tjahjandarie TS

  • Nat Prod Sci.
  • 2018 Dec;24(4):284-287.
  • doi: 10.20307/nps.2018.24.4.284
A new isoprenylated acetophenone, acronyculatin P (1) as well as two known compounds, 3′,5′-diisoprenyl-2′,4′-dihydroxy-6′-methoxyphenylethanone (2) and 3′-isoprenyl-2′,4′,6′-trihydroxyphenylethanone (3) were isolated from the stem bark of Acronychia pedunculata (L.) Miq. The...
Nematicidal Compounds from the Leaves of Schinus terebinthifolius Against Root-knot Nematode, Meloidogyne incognita Infecting Tomato

Abdel Bar , Ibrahim DS, Gedara SR, Abdel-Raziq MS, Zaghloul A

  • Nat Prod Sci.
  • 2018 Dec;24(4):272-283.
  • doi: 10.20307/nps.2018.24.4.272
The root-knot nematode, Meloidogyne incognita caused a serious damage to many plants. The phenolic components of the leaves of Schinus terebinthifolius were investigated as potential nematicidal agents for M. incognita....
Five New Stilbenes from the Stem Bark of Artocarpus communis

Chan ST, Popplewell WL, Bokesch HR, McKee TC, Gustafson

  • Nat Prod Sci.
  • 2018 Dec;24(4):266-271.
  • doi: 10.20307/nps.2018.24.4.266
Five new prenylated stilbenes (1 – 5), along with the known compounds cudraflavone C, trans-4-isopentenyl-3,5,2′,4′-terahydroxystilbene, trans-4-(3-methyl-E-but-1-enyl)-3,5,2′,4′-tetrahydroxystilbene, pannokin G, cycloartobiloxanthone, artonin P, morusin, artocarpin, artonin E, kuwanon C, artobiloxanthone, and artoindonesianin...
Isolation of Flavonoid Glycosides with Cholinesterase Inhibition Activity and Quantification from Stachys japonica

Nugroho A, Choi JS, Seong SH, Song BM, Park KS, Park HJ

  • Nat Prod Sci.
  • 2018 Dec;24(4):259-265.
  • doi: 10.20307/nps.2018.24.4.259
The three flavone glycosides, 4′-O-methylisoscutellarein 7-O-(6‴-O-acetyl)-β-D-allopyranosyl(1→2)-β-D-glucopyranoside (1), isoscutellarein 7-O-(6‴-O-acetyl)-β-D-allopyranosyl(1→2)-β-D-glucopyranoside (3), and isoscutellarein 7-O-β-D-allopyranosyl(1→2)-β-D-glucopyranoside (4) in addition to a flavonol glycoside, kaempferol 3-O-β-D-glucopyranoside (astragalin, 2), were isolated from Stachys japonica (Lamiaceae)....
New Meroterpenoids from a Penicillium sp. Fungus

Hwang JY, You MJ, Oh DC, Oh KB, Shin J

  • Nat Prod Sci.
  • 2018 Dec;24(4):253-258.
  • doi: 10.20307/nps.2018.24.4.253
Two meroterpenoids (1 and 2) along with twelve known compounds (3 – 14) were isolated from the culture broth of a Penicillium sp. fungus collected from Chuja-do, Korea. Based on...
Comparison of Biological Activities of Korean Halophytes

Lee JM, Yim MJ, Lee DS, Lee MS, Park YG, Jeon JH, Choi G

  • Nat Prod Sci.
  • 2018 Dec;24(4):247-252.
  • doi: 10.20307/nps.2018.24.4.247
Halophytes are expected to possess abundant secondary metabolites and various biological activities because of habitat in extreme environments. In this study, we collected 14 halophytes (Asparagus oligoclonos, Calystegia soldanella, Carex...
Identification and HPLC Quantification of a Phytoecdysone and Three Phenolic Glycosides in Lamium takesimense Nakai

Nugroho A, Park KS, Seo DJ, Park HJ

  • Nat Prod Sci.
  • 2018 Dec;24(4):241-246.
  • doi: 10.20307/nps.2018.24.4.241
The herbs of Lamium takesimense Nakai (Lamiaceae) is used to treat spasmodic and inflammatory disease. The four polar compounds, ecdysterone, isoacteoside, rutin and lamiuside C, were isolated and identified from...
LC/MS-based Analysis of Bioactive Compounds from the Bark of Betula platyphylla var. japonica and Their Effects on Regulation of Adipocyte and Osteoblast Differentiation

Baek SC, Choi E, Eom HJ, Jo MS, Kim S, So HM, Kim SH, Kang KS, Kim KH

  • Nat Prod Sci.
  • 2018 Dec;24(4):235-240.
  • doi: 10.20307/nps.2018.24.4.235
Betula platyphylla var. japonica (Betulaceae), also known as Asian white birch, is an endemic medicinal tree, the bark of which has been used in Chinese traditional medicine for the treatment...
Quantitative Analysis of Dammarane-type Ginsenosides in Different Ginseng Products

Lee DG, Quilantang NG, Lee JS, Geraldino , Kim HY, Lee S

  • Nat Prod Sci.
  • 2018 Dec;24(4):229-234.
  • doi: 10.20307/nps.2018.24.4.229
Ginseng products available in different forms and preparations are reported to have varied bioactivities and chemical compositions. In our previous study, four new dammarane-type ginsenosides were isolated from Panax ginseng,...
Gliotoxin is Antibacterial to Drug-resistant Piscine Pathogens

Feng H, Liu S, Su M, Kim EL, Hong J, Jung JH

  • Nat Prod Sci.
  • 2018 Dec;24(4):225-228.
  • doi: 10.20307/nps.2018.24.4.225
By activity-guided fractionation, gliotoxin was isolated as an antibacterial metabolite of the fungus Penicillium decumbens which was derived from the jellyfish Nemopilema nomurai. Gliotoxin was further evaluated for antibacterial activity...
The Cytotoxic Constituents of Betula platyphylla and their Effects on Human Lung A549 Cancer Cells

Yang EJ, An JH, Son YK, Yeo JH, Song KS

  • Nat Prod Sci.
  • 2018 Dec;24(4):219-224.
  • doi: 10.20307/nps.2018.24.4.219
During the screening for cytotoxic compounds from plants grown in Korea, Betula platyphylla (BP) showed potent activity against the adenocarcinomic human alveolar basal epithelial A549 cell line. To identify the...

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