1. Acute and repeated dose 28-day oral toxicity study of garcinia mangostana linn. rind extract
Pathom Jujun, Krisana Pootakham, Yanee Pongpaibul, Chadarat Duangrat and Prasit Tharavichitkul

2. Assessing student conceptual understanding of force and motion with model analysis
Pornrat Wattanakasiwich

3. Cathodic electrodeposition of chalcogenide thin film cu4sns4 for solar cells
Anuar Kassim, Ho Soon Min, Tan Wee Tee, Atan Sharif, Zulkefly Kuang, Md. Jelas Haron and Saravanan Nagalingam

4. Cmuj.07.02.08-author index
Author Index

5. Identification and determination of synthetic dyes in grape juice in closed package
Khesorn Nantachit, Somporn Putiyanan and Prapart Phooviang

6. Investigation of a submicron-particle inertial impactor for size-selective inlet of the electrical mobility spectrometer
Panich Intra

7. Method validation and investigation of paclobutrazol in soil using spme-gc-ms technique
Anuwat Jaradrattanapaiboon, Pittaya Sruansiri, Kathrin Reintjes, Martin Leitenberger, Berit Jons, Sybille Neidhart and Reinhold Carle

8. Preparation, physicochemical and film-forming properties of carboxymethyl-hydroxypropyl dual-modified tapioca starches
Tippawan Tehkhunmag, Nisit Kittipongpatana, Saitong Malisuwan, Suteera Watanageebudtra and Ornanong S. Kittipongpatana

9. Relationship between serum digoxin concentrations and clinical symtoms of heart failure in pediatric patients with heart disease
Yupaporn Preechagoon, Peeraya Somsaard and Setthasiri Petcharattana

10. Role of leucaena glauca leaf litter on the growth and reproduction of earthworms eisenia fetida savigny
Govindarajan Manimegala, Senguttuvan Sarojini, Govindarajan Gunasekaran, Mani Prakash, Kasi Parthasarathi and Sriramulu Ananthakrishnasamy

11. Shifting cultivation system and crop symbiosis with arbuscular mycorrhizal fungi
Jumnian Wongmo, Bernard Dell, Saisamorn Lumyong and Benjavan Rerkasem

12. Stability of chitosan solutions for potential use in ocular drug delivery
Anutra Khangtragool, Somsanguan Ausayakhun, Phuriwat Leesawat, Robert Molloy, And Chutiporn Laokul

13. Standard pharmacognostic characteristic of some thai herbal medicine
Somporn Putiyanan, Sunee Chansakaow, Ampai Phrutivorapongkul and Wannaree Charoenrup