Cumulative CAMAG Bibliography Service CCBS

Our CCBS database includes more than 11,000 abstracts of publications. Perform your own detailed search of TLC/HPTLC literature and find relevant information.

The Cumulative CAMAG Bibliography Service CCBS contains all abstracts of CBS issues beginning with CBS 51. The database is updated after the publication of every other CBS edition. Currently the Cumulative CAMAG Bibliography Service includes more than 11'000 abstracts of publications between 1983 and today. With the online version you can perform your own detailed TLC/HPTLC literature search:

  • Full text search: Enter a keyword, e.g. an author's name, a substance, a technique, a reagent or a term and see all related publications
  • Browse and search by CBS classification: Select one of the 38 CBS classification categories where you want to search by a keyword
  • Keyword register: select an initial character and browse associated keywords
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      107 105
      Patulin accumulation in apples during storage by Penicillium expansum and Penicillium griseofulvum strains
      Juliane WELKE*, M. HOELTZ, H. DOTTORI, I. NOLL (*Institute of Food Science and Technology, Rio Grande do Sul Federal University, Porto Alegre, Brazil, juliwelke@yahoo.com.br)

      Brazilian Journal of Microbiology 42, 172-180 (2011). TLC of patulin on silica gel with toluene – ethyl acetate – formic acid 5:4:1. Detection by spraying with 0.5 % aqueous methyl-benzothiazolinone hydrazone hydrochloride monohydrate, followed by heating at 130 °C for 15 min. Quantitative determination by absorbance measurement at 366 nm. Linearity was between 45 and 2100 µg/kg. The limits of detection and quantification were 0.005 µg/kg and 14 µg/kg. The relative standard deviation for repatibility was 6.2 %. Recovery (by standard addition) was 88 % for patulin.

      Classification: 28b
      107 127
      (Establishment of a method for determining rhaponitin in Sihuang Xiehuo tablets and Maren pills) (Chinese)
      X. LI (Li Xia) (Pharm. Preparation Section, The Second People’s Hosp. of Xiangtan, Hunan Province, Xiangtan 411100,China)

      J. Chinese Modern Med. & Pharm. 17 (34), 52-53 (2010). TLC on silica gel with chloroform – ethyl acetate – methanol – formic acid 2000:25:50:1. Detection under UV 366 nm. Identification of rhaponitin in both medicines by comparison with the standard.

      Classification: 32e
      107 148
      (Application of thin-layer chromatography/bioautography in chemical education laboratory for the analysis of traditional Chinese medicine) (Chinese)
      R. WANG* (Wang Rui), Q. JIA (Jia Qi), L. GU (Gu Lihua), Z. ZHANG (Zhang Zijia), ZH. WANG (Wang Zhengtao), Y. LI (Li Yiming) (*School of Pharm., Shanghai University of TCM, Shanghai 201203, China)

      J. of Guangzhou Chem. Engin. 39(1), 144-145 (2011). A course on the technology of TLC/bioautography applied for the analysis of TCM was set-up to enhance students’ understanding of theoretical knowledge and to train and improve the interest and skill of students in chemical experiments. Demonstration of the TLC analysis of rutin and quercetin in Flos Sophorae on silica gel with ethyl acetate – formic acid – water 8:1:1. Detection under UV 254 nm and 366 nm, and by immersing into a solution of 1,1-diphenyl-2-picrylhydrazyl in ethanol (DPPH radical reagent). The result of this practice was satisfactory, and the course proved to be a good example to utilize the modern technology in the experimental teaching.

      Classification: 32e
      108 027
      Development and validation of a normal-phase HPTLC-densitometric method for the quantitative analysis of fluconazole in tablets
      D.H. SHEWIYO, E. KAALE, P. G. RISHA, H. B. SILLO, B. DEJAEGHER, J. SMEYERS-VERBEKE, Y. VANDER HEYDEN* (*Analytical Chemistry and Pharmaceutical Technology, Center for Pharmaceutical Research, Vrije Universiteit Brussel, Laarbeeklaan 103, 1090 Brussels, Belgium; yvanvdh@vub.ac.be)

      J. Planar Chromatogr. 24, 529-533 (2011). HPTLC of fluconazole (2-(2-difluorophenyl)-1,3-bis(1H-1,2,4-triazol-1-yl)-2-propanol) on silica gel with ethyl acetate - methanol - ammonia - diaminoethane 170:20:10:1. Quantitative determination by densitometry at 216 nm. The hRf value was 40. The %RSD for repeatability and intermediate precision were 1.6 and 3.1 %, respectively. The mean recovery was 99.1 %.

      Classification: 6
      108 051
      Stability-indicating HPTLC method for determination of milnacipran hydrochloride in pharmaceutical forrmulations
      D.M. KHATRI, P.J. MEHTA* (*Department of Pharmaceutical Analysis, Institute of Pharmacy, Nirma University, Sarkhej-Gandhinagar Highway, Ahmadabad 382482, Gujarat, India; drpritimehta@nirmauni.ac.in)

      J. Planar Chromatogr. 24, 412-418 (2011). HPTLC of milnacipran hydrochloride on silica gel, prewashed with methanol, with chloroform - methanol - ammonia 64:25:2 in a twin-trough chamber saturated for 20 min. Detection under UV light at 245 and 366 nm. Quantitative determination by absorbance measurement at 220 nm. The hRf value of milnacipran was 45. Linearity was between 500 and 6000 ng/zone. The method precision, intra-day precision, inter-day precision, and different analyst precision (n = 6 each, %RSD), was 1.2, 1.9, 1.6, and 1.9 %, respectively. The mean recovery (n = 3) was 99.2-99.8 % with a % RSD between 0.6-1.7 %.

      Classification: 17c
      108 081
      Application of hydrophilic interaction TLC systems for separation of high polar glycoside compounds from the flowers of selected Verbascum species
      L. CIESLA. M. HAJNOS, Monika WAKSMUNDZKA-HAJNOS* (*Department of Inorganic Chemeistry, Medical University of Lublin, 4a Chodzki St., 20-093 Lublin, Poland; monika.hajnos@am.lublin.pl)

      J. Planar Chromatogr. 24, 295-300 (2011). TLC of Verbascum extracts (e. g. iridoids, and triterpene saponins) on silica gel in a horizontal chamber saturated with mobile phase for 10 min, by 2D separation with ethyl acetate - methanol - water 25 % ammonia 55:35:9:1 in the first direction and methanol - ethyl acetate - water - acetic acid 5:45:13:11 in a perpendicular direction. Detection by dipping in vanillin-sulfuric acid reagent for 1 s followed by heating for 10 min at 105 °C. The method was validated for its specifity, precision (repeatability and intermediate precision), stability, and robustness. Use of an image-processing program for the construction of an ’average’ fingerprint.

      Classification: 32e
      108 098
      An interlaboratory investigation on the use of high-performance thin-layer chromatography to perform assays of lamivudine-zidovudine, metronidazole, neviparine, and quinine composite samples
      E. KAALE*, P. RISHA, E. REICH, T. P. LAYLOFF (*Muhimbili University of Health and Allied Sciences, School of Pharmacy, Laboratory for Pharmaceutical Analysis, PO Box 65013, Dar es Salaam, Tanzania; elia.kaale@muhas.ac.tz.or elia.kaale@lycos.com)

      J. AOAC Int. 93, 1836-1843 (2010). HPTLC of 1) lamivudine-zidovudine on silica gel with ethyl acetate - toluene - methanol 12:5:3, quantitative determination by absorbance measurement at 289 nm; of 2) metronidazole with ethyl acetate - ammonia 50:1, quantitative determination by absorbance measurement at 313 nm; of 3) neviparine with ethyl acetate - toluene 3:1, quantitative determination by absorbance measurement at 289 nm; and of 4) quinine with ethyl acetate - toluene - acetone 22:3:5, quantitative determination by absorbance measurement at 327 nm in a twin-trough chamber lined with wetted filter paper and saturated for 20 min. The average repeatability (within-laboratory) was 1.9 %, with 73 % less than 2 % and 97 % at 2.6 % or less. The average reproducibility (among-laboratory) was 2.7 %. Mean hRf values for lamivudine, metronidazole, neviparine, quinine, and zidovudine were 19, 28, 34, 33, 57.

      Classification: 32a
      108 118
      Simultaneous quantification of two bioactive lupane triterpenoids from Diospyros melanoxylon stem bark
      K.K. ROUT, R.K. SINGH*, S.K. MISHRA (*Department of Chemistry, North Orissa University, Sriramchandra Vihar, Baripada, Mayurbhanjy-757003, Orissa, India; rajeshks2001@yahoo.com)

      J. Planar Chromatogr. 24, 376-380 (2011). HPTLC of stem bark extracts from D. melanoxylon and lupeol and betulin on silica gel, prewashed with methanol, with ethyl acetate - hexane 9:41 with chamber saturation for 3 min at 29 +/- 4 °C and 65 +/- 5 % relative humidity. The hRf value was 46 and 25 for lupeol and betulin, respectively. Quantitative determination by densitometry in absorption mode at 560 nm for lupeol and 510 nm for betulin. Detection by derivatization with 5 % methanol-sulfuric acid reagent. The LOD and LOQ was 40 and 100 ng/zone for lupeol and 50 and 100 ng/zone for betulin, respectively. The instrument precision and repeatability (n = 6) were 0.8 and 1.3 % for lupeol and 1.1 and 1.2 % for betulin, respectively. The linearity range was 100-500 ng/zone for both lupeol and betulin. The intra-day and inter-day precision was 1.1-1.7 % and 1.3-2.0 % for lupeol and 0.8-1.9 % and 1.9-2.2 % for betulin.

      Classification: 32e
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