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Biotransformation of Dydrogesterone by Cell Suspension Cultures of Azadirachta indica
. AZIZUDDIN, - SAIFULLAH, SAIFULLAH KHAN, MUHAMMAD IQBAL CHOUDHARY, and - ATTA-UR-RAHMAN
Pages 141-146

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Synthesis and Antimicrobial Activities of 1,2,4-Oxadiazin-5-one, 6-one and 5-Thiones
NEVİN ARIKAN, DOĞAN SÜMENGEN, and BAŞARAN DÜLGER
Pages 147-155

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Partial Regeneration of Ni-Based Catalysts for Hydrogen Production via Methane Cracking
REYYAN KOÇ, ERDOĞAN ALPER, ERIC CROISET, and ALI ELKAMEL
Pages 157-168

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Zinc Perchlorate Hexahydrate Catalyzed Mono- and Bis-Transesterification of Malonic Esters
SERVET TURAL
Pages 169-179

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The Synthesis and Anticonvulsant Activity of 1-Substituted-7-Methoxy-1,2,4-Triazolo [4,~3-a]Quinoline
LI-PING GUAN, XIAN-YU SUN, GUAN-RONG TIAN, KYU-YUN CHAI, and ZHE-SHAN QUAN
Pages 181-189

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Synthesis and Properties of New Polyamides Based on 4-Phenylenediacrylic Acid and Hydantoin Derivatives in the Main Chain
KHALIL FAGHIHI
Pages 191-200

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Compounds Isolated from Tannacetum polycephalum
. AZIZUDDIN and MUHAMMAD IQBAL CHOUDHARY
Pages 201-204

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Synthesis, Spectroscopic and Biological Investigation of Cyclic Octapeptide: Cherimolacyclopeptide G
RAJIV DAHIYA
Pages 205-215

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Orthogonal Signal Correction -- Partial Least Squares Method for Simultaneous Spectrophotometric Determination of Nickel, Cobalt, and Zinc
ALI NIAZI and AMIR AZIZI
Pages 217-228

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Synthesis and Characterization of Novel Azole Heterocycles Based on 2,5-Disubstituted Thiadiazole
NADIA A. SALIH
Pages 229-235

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Synthesis and X-Ray Structural Studies of Amino Acids Half Sandwich Complexes of Osmium(II)
RAJA A. SARFRAZ, TASNEEM GUL KAZI, SHAHID IQBAL, HASSAN I. AFRIDI, MOHAMMAD K. JAMALI, NUSRAT JALBANI, and MOHAMMAD BILAL ARAIN
Pages 237-247

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Diphenylthiocarbazone Immobilized on the Triacetyl Cellulose Membrane as an Optical Silver Sensor
MEISSAM NOROOZIFAR, MOZHGAN KHORASANI-MOTLAGH, ABOOZER TAHERI, and ROHHOLLAH ZARE-DORABEI
Pages 249-257