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
  • Search by CBS edition: Select a CBS edition and find all related publications

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      121 055
      Validated thin-layer chromatographic method for the identification and monitoring of the effect of the extraction method on the yield and phytochemical constituents of Egyptian Withania somnifera leaves
      R. MAHROUS, H. FATHY, R. EL-KAHIR, A. OMAR (*Department of Pharmacognosy, Faculty of Pharmacy, Alexandria University, Alexandria, Egypt, hodasherif@hotmail.com)

      J. Sep. Sci. 41, 518-524 (2018). HPTLC of withanolide S in the leaves of Withania somnifera on silica gel with dichloromethane – toluene – methanol – acetone 15:2:1:1. Detection by spraying with sulfuric acid reagent (180 mL methanol with 20 mL sulfuric acid) followed by heating at 120 °C for 10 min. Quantitative determination by fluorescence measurement at 365/>400 nm. The hRF value for withanolide S was 7. Linearity was between 15 and 500 μg/mL. LOD and LOQ were 30 and 92 μg/mL. The intermediate/interday/intra-day precisions were below 2 % (n=3). Recovery was in the range of 94.6 and 99.1 %.

      Classification: 13c
      121 080
      Validated HPTLC and HPLC methods for determination of fluorometholone and sodium cromoglycate in presence of their impurities and degradation products, application to kinetic study and on rabbit aqueous humor
      M. HEGAZY, M. ABDELWAHAB*, H. HENDAWY, S. WESHAHY, S. ABBAS (*National Organization for Drug Control and Research (NODCAR), 6 Abu-Hazem St. from El-Haram St., Giza 12652, Egypt, mai.hassan2012@yahoo.com)

      J. Liq. Chromatogr. Relat. Technol. 31, 203-222 (2018). HPTLC of fluorometholone (1) and sodium cromoglycate (2) on silica gel with ethyl acetate – methanol 9:1. Quantitative determination by absorbance measurement at 240 nm. The hRf values for (1) and (2) were 65 and 12, respectively. Linearity was in the range of 0.1-24.0 μg/zone for (1) and 0.2-48.0 μg/zone for (2). The intermediate precision was below 1.1 % (n=9). The LOD and LOQ were 9 and 270 ng for (1) and 170 and 510 ng for (2), respectively. Average recoveries for (1) and (2) were 100.3 and 100.7 %, respectively.

      Classification: 32a
      122 033
      Validated HPTLC method for dihydrokaempferol-4'-O-glucopyranoside quantitative determination in Alcea Species
      N.A. ABDEL SALAM, N.M. GHAZY, E. SHAWKY, S.M. SALLAM, Mary L. SHENOUDA* (*Dep. of Pharmacognosy, Fac. of Pharm., Alexandria Univ., Alexandria, Egypt, maryshenouda2012@gmail.com)
      J. Chromatogr. Sci. 56, 518-523 (2018). Presentation of a validated method for the quantitation of dihydrokaempferol-4′-O-glucopyranoside. This flavanonol glucoside is a marker compound in the flower of Alcea rosea L. with significant antioxidant and anticancer activity against the HepG-2 cell line. HPTLC on silica gel with ethyl acetate – methanol – water – acetic acid 600:100:80:3 over 70 mm with chamber saturation for 30 min. Quantitative determination by absorbance measurement at 295 nm. The amount of dihydrokaempferol-4′-O-glucopyranoside in the flowers of A. rosea was 0.733 g/100 g and 0.928 g/100 g after maceration and sonication for 15 min, respectively. Linearity was in the concentration range of 0.9-3.6 µg/zone. The %RSD of the intra-day and inter-day precision was 0.2–1.5 % and 0.5–1.7 %, respectively. The LOD and LOQ were 312 ng/zone and 947 ng/zone, respectively.
      Classification: 8a, 14
      122 054
      High performance thin layer chromatography-automated multiple development bioautography of phytoconstituents and quantification of stigmasterol in Monochoria vaginalis and Monochoria hastata with antioxidant potential
      N. BAI, K. LLANGO* (*Division of Pharmacognosy and Phytochemistry, Interdisciplinary Institute of Indian System of Medicine (IIISM), SRM University, Kattankulathur 603 203, Tamil Nadu, India, ilangok67@gmail.com)

      Pharmacogn. Mag. 14, 45-51 (2018). HPTLC of stigmasterol in Monochoria vaginalis and Monochoria hastata on silica gel with chloroform – methanol 4:1. Detection by spraying with anisaldehyde-sulfuric acid reagent, followed by heating at 105 °C for 5 min. Quantitative determination by absorbance measurement at 540 nm. The hRF value for stigmasterol was 30. Linearity was between 1000 and 5000 ng/zone. LOD and LOQ were 80 and 200 ng/zone. The intermediate precision was <3 % (n=3). Average recovery was 99.8 %.

      Classification: 13c
      122 074
      Resolution and quantitation of triamcinolone acetonide and its coformulated drug in the presence of its impurities and degradation products by HPTLC and HPLC
      S. ABBAS, M. HEGAZY, H. HENDAWY, S. WESHAHY, M. ABDELWAHAB* (*National Organization for Drug Control and Research, 6 Abu-Hazem St, El-Haram St, Giza, Egypt, mai.hassan2012@yahoo.com)

      J. AOAC Int. 101, 981-991 (2018). HPTLC of triamcinolone acetonide (1) and econazole (2) on silica gel with ethyl acetate – tetrahydrofuran – ammonia 100:70:1. Quantitative determination by absorbance measurement at 225 nm. The hRF values for (1) and (2) were 77 and 56, respectively. Linearity ranged between 0.2-28.0 μg/zone for (1) and 0.5-55.0 μg/zone for (2). LOD and LOQ were 56 and 170 ng/zone for (1) and 160 and 480 ng/zone for (2), respectively. The intermediate precision was <2 % (n=9). Average recovery was 99.5 % and 99.3 %.

      Classification: 32a
      55 096
      Thin-layer bioautographic assay for the detection of salinomycin sodium in rabbit tissue
      K. HEIL, F. PETER, V. CIELESKY

      J. Agric. Food Chem. 32, 997-998 (1984). Development of a TLC bioautographic method for the semiquantitative determination of salinomycin sodium using silica sheets with hexane - ether - methanol - acetic acid 70:30:4:0.5. Bacillus stearothermophilus as assay organism and an assay medium containing triphenyltetrazolium chloride as indicator.

      Classification: 28
      57 042
      Clathration of n-alkanes on thin-layer chromatography plates
      G. KOVACHEV, T. MINCHEVA, M. DACHEVA

      V. Danube Symposium on Chromatography, Yalta, November 11-16, 1985. TLC of n-alkanes on silica with hexane - ether 1:1. Identification with Rhodamine GG. Extraction from scraped area with ether.

      Classification: 5a
      58 102
      Application of overpressured layer chromatography in red pepper analysis
      A. ACZEL

      Study of the carobenoids responsible for the red color in ground red pepper. J. High Resol. Chromatogr. 9, 407-408 (1986). Overpressured layer chromatography of beta-carotene, zeaxanthine, capsanthin, capsorubin on silica with petrol ether - benzene - acetone - acetic acid 40:10:2:2.5. Quantitation after extraction by photometry.

      Keywords: quality control
      Classification: 27
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