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14 results

Microbial Transformation of Two Prenylated Naringenins

Han F, Lee IS

  • Nat Prod Sci.
  • 2017 Dec;23(4):306-309.
  • doi: 10.20307/nps.2017.23.4.306
Microbial transformation of (±)-6-(1,1-dimethylallyl)naringenin (6-DMAN, 1) and (±)-5-(O-prenyl) naringenin-4′,7-diacetate (5-O-PN, 2) was performed by using fungi. Scale-up fermentation studies with Mucor hiemalis, Cunninghamella elegans var. elegans, and Penicillium chrysogenum led...
Protective Effects of Cinnamic Acid Derivatives on Gastric Lesion

Lee SY, Hwang IY, Jeong CS

  • Nat Prod Sci.
  • 2017 Dec;23(4):299-305.
  • doi: 10.20307/nps.2017.23.4.299
P-methoxycinnamic acid and 3,4,5-trimethoxycinnamic acid are the compounds found in Polygalae Radix, the root of Polygala tenuifolia Willdenow, and have been reported to have hepatoprotective and anti-neurodegenerative effects. On the...
Cytotoxicity and Structure Activity Relationship of Dammarane-Type Triterpenoids from the Bark of Aglaia elliptica against P-388 Murine Leukemia Cells

Hidayat AT, Farabi K, Harneti D, Maharani R, Darwati , Nurlelasari , Mayanti T, Setiawan A, Supratman , Shiono Y

  • Nat Prod Sci.
  • 2017 Dec;23(4):291-298.
  • doi: 10.20307/nps.2017.23.4.291
Six dammarane-type triterpenoids, dammar-24-en-3β-ol (1), 3β-epicabraleahydroxy lactone (2), (E)-25-hydroperoxydammar-23-en-3β,20-diol (3), dammar-24-en-3β,20-diol (4), 3β-acetyl-20S,24S-epoxy-25-hydroxydammarane (5), and 3β-epiocotillol (6) were isolated from the methanolic extract of the bark of Aglaia elliptica. The...
Anti-inflammatory and Anti-bacterial Effects of Aloe vera MAP against Multidrug-resistant Bacteria

Choi SH, Shin HS

  • Nat Prod Sci.
  • 2017 Dec;23(4):286-290.
  • doi: 10.20307/nps.2017.23.4.286
Multidrug-resistant Acinetobacter baumannii and Pseudomonas aeruginosa are highly dangerous nosocomial pathogens, cause the symptoms of skin infections, pressure sores, sepsis, blood stream and wound infections. Unfortunately, these pathogens are immune...
Anti-tumor Activity of Saussurea laniceps against Pancreas Adenocarcinoma

Lee KH, Kim BS, Rhee KH

  • Nat Prod Sci.
  • 2017 Dec;23(4):281-285.
  • doi: 10.20307/nps.2017.23.4.281
The purpose of this study was to confirm the anti-tumor activity of an ethanol extract of Saussurea laniceps against pancreatic tumor and to isolate the active compound from S.laniceps extract....
Phenolic Compounds from the Leaves of Homonoia riparia and their Inhibitory Effects on Advanced Glycation End Product Formation

Lee IS, Jung SH, Kim CS, Kim JS

  • Nat Prod Sci.
  • 2017 Dec;23(4):274-280.
  • doi: 10.20307/nps.2017.23.4.274
In a search for novel treatments for diabetic complications from natural resources, we found that the ethyl acetate-soluble fraction from the 80% ethanol extract of the leaves of Homonoia riparia...
Quantitative Determination of Bakkenolide D in Petasites japonicus and Farfugium japonicum by HPLC/UV

Quilantang NG, Lee KH, Lee DG, Lee JS, Cho E, Kim HY, Lee S

  • Nat Prod Sci.
  • 2017 Dec;23(4):270-273.
  • doi: 10.20307/nps.2017.23.4.270
A quantitative analysis of bakkenolide D in the different parts of Petasites japonicus and Farfugium japonicum was performed by HPLC. A gradient HPLC elution system with a mobile phase consisting...
Comparative Study on the Content and Cytotoxicity of Pseudolaric Acid B in the Five Plant Parts of Pseudolarix kaempferi

Nugroho A, Woo NT, Park KS, Kwon NY, Jung WN, Lee SK, Kim DH, Park HJ

  • Nat Prod Sci.
  • 2017 Dec;23(4):265-269.
  • doi: 10.20307/nps.2017.23.4.265
Pseudolaric acids of Pseudolarix kaempferi (Pinaceae) have been known as diterpenoids with potent anti-fungal-, anti-microbial, and cytotoxic activities. In the present study, the five MeOH extracts were prepared from the...
Studies on the Chemical Constituents from the Seeds of Zizyphus jujuba var. inermis

Lee NK, Shin HJ, Kim WS, In G, Han CK

  • Nat Prod Sci.
  • 2017 Dec;23(4):258-264.
  • doi: 10.20307/nps.2017.23.4.258
This study analyzed the seeds of Zizyphus jujuba var. inermis commonly used as a remedy in traditional Chinese medicine, in order to determine its various biologically active compounds. Through process...
Chemical Constituents of Nelumbo nucifera Seeds

Rho T, Yoon KD

  • Nat Prod Sci.
  • 2017 Dec;23(4):253-257.
  • doi: 10.20307/nps.2017.23.4.253
The phytochemical study for the extract of Nelumbo nucifera (Nymphaceae) seeds has led to the isolation of ten compounds including five simple phenolic compounds, two indole derivatives, a flavonoid glycoside,...
Rapid Identification of Methylglyoxal Trapping Constituents from Onion Peels by Pre-column Incubation Method

Kim JH, Kim MI, Syed AS, Jung K, Kim CY

  • Nat Prod Sci.
  • 2017 Dec;23(4):247-252.
  • doi: 10.20307/nps.2017.23.4.247
The methylglyoxal (MGO) trapping constituents from onion (Allium cepa L.) peels were investigated using pre-column incubation of MGO and crude extract followed by HPLC analysis. The peak areas of MGO...
Inhibitory Effects of Methanol Extract from Nardostachys chinensis on 27-hydroxycholesterol-induced Differentiation of Monocytic Cells

Son Y, Kim H, Yang B, Kim B, Park YC, Kim K

  • Nat Prod Sci.
  • 2017 Dec;23(4):239-246.
  • doi: 10.20307/nps.2017.23.4.239
27-Hydroxycholesterol (27OHChol) has been reported to induce differentiation of monocytic cells into a mature dendritic cell phenotype. We examined the effect of methanol extract of Nardostachys chinensis (Nard) on 27OHChol-induced...
Colorado Potato Beetle (Leptinotarsa decemlineata Say) Control Potential of Essential Oil Isolated from Iranian Cymbopogon citratus Stapf

Ebadollahi A, Geranmayeh J, Kamrani M

  • Nat Prod Sci.
  • 2017 Dec;23(4):235-238.
  • doi: 10.20307/nps.2017.23.4.235
Colorado potato beetle is a most destructive insect pest of potato throughout the world. Although utilization of chemical insecticides is a main method for management of this pest, their negative...
Induction of Apoptosis with Moringa oleifera Fruits in HCT116 Human Colon Cancer Cells Via Intrinsic Pathway

Guon TE, Chung HS

  • Nat Prod Sci.
  • 2017 Dec;23(4):227-234.
  • doi: 10.20307/nps.2017.23.4.227
Moringa oleifera Lam (M. oleifera, Moringaceae) is a tree of the Moringaceae family that can reach a height of between 5 and 10 m. The current paper presents cytotoxic effect...

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