Vol 1 No T5 (2017) | VNUHCM Journal of Natural Sciences

Published: 2018-11-28

Original Research

Holocene environmental change in Tonle Sap, Cambodia based on fossil diatoms

Hang Thi Gia Nguyen, Thuyen Xuan Le

5-17

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Optimization of an anti-inflammatory screening model on the RAW 264.7 macrophage cell

To Dinh Le, Kien Trung Nguyen, Thuoc Linh Tran, Thao Thi Phuong Dang

18-26

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Effects of brown rice, red rice and purple rice on body weight and serum lipid in mice fed a high fat diet

Van Ngoc Thanh Nguyen, Thu Le Anh Nguyen, Hong Ngoc Nguyen

27-34

HTML : 1137 | Download PDF : 1008 |

Wound healing activity of Conyza canadensis (L.) Cronquist

To Dinh Le, Nga Thi Hoang, Nhan Thi Thanh Nguyen, Thuoc Linh Tran, Thao Thi Phuong Dang

35-40

HTML : 746 | Download PDF : 615 |

The survey of phytoplankton density fluctuation in Dong Nai river (from Song Be river to An Hao wharf)

Nhon Ly Nguyen, Nhan Thi Thanh Luu

41-49

HTML : 565 | Download PDF : 1107 |

Study on improving the effectiveness of taking off the husk of black pepper (Piper nigrum L.)

Hung Ngoc Tran

50-57

HTML : 707 | Download PDF : 1372 |

Investigation of the spore production of Paecilomyces spp. isolated from several agricultural soils with the biocontrol activily against Spodoptera litura

Linh Quoc Nguyen, Nhut Nhu Nguyen

58-68

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Study of the antimicrobial activity of endophytic Streptomyces strains isolated from Crinum latifolium

Phung Minh Truong, Hang Thi Thuy Le, Hao Thi Pham, My Thi Huynh Nguyen, Chuong Hoang Nguyen

69-77

HTML : 678 | Download PDF : 3996 |

Investigation of hexamethylenediamine elimination in the synthesis of polyhexamethylene guanidine

Anh Cam Ha, Anh Nguyen Quynh Phan, Tri Nguyen, Loc Cam Luu

78-84

HTML : 663 | Download PDF : 854 |

Effects of the Mg addition on characteristics and catalytic activity of Ni/-Al2O3 in dry reforming of methane

Loc Cam Luu, Tri Nguyen, Cuong Tien Hoang, Tien Trong Nguyen, Minh Hoang Phan, Tien Viet Nguyen, Anh Cam Ha, Phuong Hong Phan

85-94

HTML : 769 | Download PDF : 1210 |

Investigation of bioative compounds from the ethyl acetate extract of Euphorbia hirta Linn

Ngan Thi Kim Tran, Ly Thi Le, Nhi Thi Y Nguyen, Minh Thi Tran, Quan Le Tran

95-101

HTML : 725 | Download PDF : 843 |

Preparation of magnetic photo-Fenton catalysts based on CuFe2O4 by the starchassisted sol–gel method

Co Gia Quan, Khoa Tien Le

102-109

HTML : 749 | Download PDF : 1228 |

Study on structure–activity relationships (SARs) of epoxylignan compounds with α- glucosidase inhibitory activity

Tho Huu Le, Hai Xuan Nguyen, Mai Thi Thanh Nguyen

110-115

HTML : 768 | Download PDF : 2032 |

Synthesis of pyrroles catalyzed by MIL-53(Al) via Paal-Knorr reaction under mild condition

Hai Truong Nguyen, Phuong Hoang Tran

116-125

HTML : 551 | Download PDF : 552 |

Friedel-Crafts alkylation of aromatic derivatives using deep eutectic solvent ZnCl2/ethylene glycol

Hung Thi Anh Hang, Phuong Hoang Tran

126-130

HTML : 138833 | Download PDF : 1259 |

Chromenes and coumarins from the roots of Paramignya trimera

Duong Hoang Trinh, Phuong Thu Tran, Hoa Dieu Lien Nguyen, Ly Dieu Ha

131-136

HTML : 755 | Download PDF : 1272 |

Triterpenoids from the wood of Willughbeia cochinchinensis

Linh Thi My Lam, Phu Hoang Dang, Hai Xuan Nguyen, Nhan Trung Nguyen, Mai Thi Thanh Nguyen

137-142

HTML : 570 | Download PDF : 653 |

Chemical constituents of the wood of Mangifera camptosperma

Hai Xuan Nguyen, Trong Le, Anh Thi Tu Pham, Truong Van Nhat Do, Tho Huu Le, Mai Thi Than Nguyen

143-148

HTML : 583 | Download PDF : 613 |

A study on the synthesis of MIL-100(Fe) and its application in the catalytic degradation of methylene blue

Thien Vinh Tran, Dien Huu Huynh

149-157

HTML : 622 | Download PDF : 1112 |

Synthesis of sulfonated crosslinked polystyrene applied to the determination of aromatic amines derived from azo dyes in textile

Phu Hoang Nguyen, Huong Thu Nguyen, Mai Anh Nguyen

158-166

HTML : 619 | Download PDF : 922 |

Chemical constituents from the ethyl acetate and n-butanol extracts of the stems of Buchanania lucida Blume (Anacardiaceae)

Tung Thanh Nguyen, Thuong Thi Nguyen, Phu Hoang Dang, Trong Nguyen Huu Phan, Nhan Trung Nguyen

167-171

HTML : 578 | Download PDF : 1060 |

Regularization for a Riesz-Feller space fractional backward diffusion problem with a time-dependent coefficient

Hai Nguyen Duy Dinh

172-183

HTML : 515 | Download PDF : 359 |

Regularization of a Cauchy problem for the heat equation

An Van Vo, Tuan Hoang Nguyen

184-192

HTML : 446 | Download PDF : 289 |

HP estimation for the Cauchy problem for nonlinear elliptic equation

Thang Duc Le

193-202

HTML : 441 | Download PDF : 320 |

The second-order contingent derivative of generalized perturbation maps

Anh Le Hoang Nguyen

203-213

HTML : 452 | Download PDF : 370 |

Analysis of static and free vibration of the sandwich folded plate using the Layerwise theory

Thang Xuan Bui, Hau Trung Dang

214-221

HTML : 489 | Download PDF : 410 |

The geological characteristics and quality of feldspar mines in Tay Nguyen area and its applications of the ceramic production

Cuong Chi Truong, Hoang Kim Nguyen, Long Thanh Nguyen

222-233

HTML : 618 | Download PDF : 646 |

Oligocene stratigraphic traps at the SouthEastern, Cuu Long basin

Chuc Dinh Nguyen, Hiep Quoc Cao, Huy Nhu Tran, Xuan Van Tran

234-250

HTML : 527 | Download PDF : 1276 |

Status and environmental issues of ilmenite mining activities at Hon Rom–Bau Trang, Binh Thuan province

Dung Thuy Nguyen, Chi Thi Kim Nguyen

251-262

HTML : 910 | Download PDF : 1642 |

Gemological characteristics and the quality of sapphire from Krong H’Nang - Dak Lak

Vu Thi Anh Doan

263-269

HTML : 524 | Download PDF : 2278 |

The LA-ICP-MS U-Pb zircon age of rhyolite from the Dong Trau formation and its geological significances

Hieu Trung Pham

270-277

HTML : 521 | Download PDF : 486 |

The mechanism of formation, development and deformation of sedimentary basins in Viet Nam continental shelf

Tien Dinh Hoang, Luan Thi Bui

278-289

HTML : 491 | Download PDF : 1168 |

Wellbore stability analysis based on the stress model around boreholes

Khanh Quang Do, Nam Nguyen Hai Le, Quang Trong Hoang, Huy Xuan Nguyen

290-301

HTML : 481 | Download PDF : 508 |

VNUHCM Journal of

Natural Sciences

An official journal of Viet Nam National University Ho Chi Minh City, Viet Nam

ISSN 2588-106X

Original Research

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