References
- Abou-Arab , AAK , Soliman , KM , Tantawy , MEE , Ismail , BR and Naguib , K . 1999 . Quantity estimation of some contaminants in commonly used medicinal plants in the Egyptian market . Food Chemistry , 67 : 357 – 363 .
- Authority of the United States Pharmacopoeial Convention . 2003 . United States Pharmacopoeia (USP) XXVI: Solubilities , Toronto : Welcome Limited .
- Association of Official Analytical Chemists (AOAC) . 2006 . Official methods of analysis of AOAC International , 18th , Gaithersburg , MD : Author .
- California Department of Food and Agriculture (CDFA) . 2002 . Multiresidue screen , Sacramento , CA : Author .
- Calixto , JB . 2000 . Efficacy, safety, quality control, marketing and regulatory guidelines for herbal medicines (phytotherapeutic agents) . Brazilian Journal of Medical and Biological Research , 33 : 179 – 189 .
- Cervantes-Cervantes , M . 2005 . Bio 612: Plant growth and development, Bio 330: Plant physiology. Laboratory Manual , New York , NY : Department of Biological Science, The City University of New York .
- Chan , K . 2003 . Some aspects of toxic contaminants in herbal medicines . Chemosphere , 52 : 1361 – 1371 .
- Chaisawangwong , W . & Gritsanapan, W. (2007, November). Comparison various extraction for flavonoid content and free radical scavenging activity in Siamese neem tree. Paper presented at the Fifth Indochina Conference on Pharmaceutical Sciences (Pharma Indochina V), Bangkok, Thailand
- Chaisawangwong , W . & Gritsanapan, W. (2009, May). Validated HPLC for analysis of flavonoid content in Siamese neem young flowers. Paper presented at the third Asian Pacific Regional ISSX Meeting, Bangkok, Thailand
- Clayton , T , Soralump , P , Chukul , W and Temsiririrkkul , R . 1996 . Medicinal plants in Thailand , Bangkok : Amarin Printing .
- Department of Medical Sciences, Ministry of Public Health . 2000 . Thai herbal pharmacopoeia , Bangkok : Prachachon Printing .
- Hayes , A . 1989 . Principles and methods of toxicology , New York , NY : Raven Press .
- Kusamran , WR , Ratanavila , A and Tepsuwan , A . 1998 . Effects of neem flowers, Thai and Chinese bitter gourd fruits and sweet basil leaves on hepatic monooxygenases and glutathione S-transferase activities, and in vitro metabolic activation of chemical carcinogens in rats . Food and Chemical Toxicology , 36 : 475 – 484 .
- Sithisarn , P . (2006). Antioxidation and quality assessment of Siamese neem tree leaf extract. (PhD thesis, Phytopharmaceuticals Sciences, Mahidol University, Bangkok)
- Sithisarn , P , Carlsen , CU , Andersen , ML , Gritsanapan , W and Skibsted , LH . 2007 . Antioxidative effects of leaves from Azadirachta species of different provenience . Food Chemistry , 104 : 1539 – 1549 .
- Sithisarn , P and Gritsanapan , W . 2005 . Free radical scavenging activity and total Flavonoid content of Siamese neem tree leaf aqueous extract from different locations . Mahidol University Journal of Pharmaceutical Sciences , 32 : 31 – 35 .
- Sithisarn , P , Supabphol , R and Gritsanapan , W . 2005 . Antioxidant activity of Siamese neem tree . Journal of Ethnopharmacology , 99 : 109 – 112 .
- Sombatsiri , K , Ermel , K , Schmutterer , KRSH , Zebitz , CPW and Naqvi , SNH . 2005 . “ Other Meliaceous plants containing ingredients for integrated pest management and further purposes: Sections 8.1–8.2.1.2.2 ” . In The neem tree Azadirachta indica A. Juss and other meliaceous plants , Edited by: Schmutterer , KRSH . 585 – 612 . Weinheim : Verlagsgesellschaft .
- Springfield , EP , Eagles , PKF and Scott , G . 2005 . Quality assessment of South African herbal medicines by means of HPLC fingerprinting . Journal of Ethnopharmacology , 101 : 75 – 83 .
- British Pharmacopoeia Commission . 2004 . British Pharmacopoeia (BP) , Vol. 4 , London : The Stationery Office .
- Yamasaki , K , Hashimoto , A , Kokusenya , Y , Miyamoto , T and Sato , T . 1994 . Electrochemical method for estimating the antioxidative effects of methanol extracts of crude drugs . Chemical and pharmaceutical bulletin , 42 : 1663 – 1665 .