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
Registered users can create a tailor made PDF of selected articles throughout CCBS search – simply use the cart icon on the right hand of each abstract to create your individual selection of abstracts. You can export your saved items to PDF by clicking the download icon.
J. Food Compos. Anal. 94, 103610 (2020). HPTLC of chlorogenic acids, including 3-O-caffeoylquinic acid (1), 5-O-caffeoylquinic acid (2), 4-O-caffeoylquinic acid (3), 5-O-feruoylquinic acid (4), 4-O-feruoylquinic acid (5), 3,4-di-O-caffeoylquinic acid (6), 4,5-di-O-caffeoylquinic acid (7), 3,5-di-O-caffeoylquinic acid (8), and caffeic acid (9) in green and roasted coffee beans and their distribution during roasting trials on silica gel with diethyl ether - formic acid - acetic acid - water - acetophenone - heptane 30:3:9:50:30:10. Detection by spraying with Natural product reagent A (1 g NPA in 100 mL methanol). Quantitative determination by absorbance measurement at 366 nm. The hRF values for (1) to (9) were 12, 15, 18, 21, 25, 27, 34, 49 and 80, respectively.
J. Food Compos. Anal. 93, 103616 (2020). HPTLC profile of a selected herbal dietary supplement containing seven herbal components as ingredients on the product label (capsicum, cactus, wheat, white bean, Garcinia cambogia, psyllium husk and black pepper) on silica gel with hexane - ethyl acetate 2:1. Detection by spraying with Dragendorff’s reagent or 10 % potassium hydroxide solution in ethanol for the detection of alkaloids and anthraquinones, respectively. Qualitative analysis under UV light at 254 and 366 nm. Further analysis by mass spectrometry. The method allowed the identification of contaminant species, including the hidden oleamide compound within the selected herbal product.
Food Control. 127, 108113 (2021). Review of various techniques used for adulterant authentication in spices and herbs, including identification of unusual profile of a component, differentiation from the normal standard compound and identification of marker or foreign material in the product. The document provided an overview of chromatographic methods, including TLC and HPTLC for adulterant detection, and its combination with mass spectrometry.
Food Control. 122, 107816 (2021). HPTLC of histamine in fish samples on a silica gel read-out strip coated with a ninhydrin@TiO2 complex (0.1 M titanium butoxide and 5 % ninhydrin as precursors) as self-visualization nanomaterial in the histamine target zone (hRF value of 24). Samples were developed using n-butanol - acetone - ammonia 20:5:2. Detection after heating at 80 °C for 30 s. Linearity was between 15 and 320 mg/kg. The LOD for histamine was 5 mg/kg.
Food Chem. 346, 128929 (2021). HPTLC of rutin, kaempferol, linarin, isoquercetin, astragalin, avicularin and trans-tiliroside in herbal tea flowers obtained from five Tilia species, namely T. cordata, T. platyphyllos, T. europaea, T. americana, and T. tomentosa on silica gel with tetrahydrofuran - dichloromethane - formic acid - acetic acid - water 9:9:4:2:3. Detection by spraying with 1 % methanolic diphenylboric acid-β-ethylamine ester, followed by heating at 100-105 °C for 2 min. Qualitative identification under UV light at 254 and 366 nm.
Food Chem. 362, 130206 (2021). HPTLC of 5-methyl tetrahydrofolate (1), tetrahydrofolate (2), pteroyl glutamate (3), 5-formyl tetrahydrofolate (4) and 10-formyl tetrahydrofolate (5) in legume seeds on silica gel with ethyl acetate - methanol - water - acetic acid 18:5:4:1. Detection under UV light at 254 and 366 nm. Quantitative determination by absorbance measurement at 366 nm. The hRF values for (1) to (5) were 69, 56, 43, 22 and 18, respectively. The intermediate precision was below 2 % (n=6). The LOD and LOQ were 10 and 29 ng/zone for (1), 19 and 57 ng/zone for (2), 9 and 28 ng/zone for (3), 10 and 29 ng/zone for (4) and 13 and 40 ng/zone for (5), respectively. Average recovery was 97.5 % for (1), 98.4 % for (2), 97.5 % for (3), 97.6 % for (4) and 97.8 % for (5).
Food Chem. 338, 128115 (2020). 2D HPTLC of tangeretin (1), 5-demethyltangeretin (2), nobiletin (3), 3′-demethylnobiletin (4), 4′-demethylnobiletin (5), 3′,4′-didemethylnobiletin (6), 5-demethylnobiletin (7), 5,3′-didemethylnobiletin (8), 5,4′-didemethylnobiletin (9), 5,3′,4′-tridemethylnobiletin (10), naringenin (11), hesperetin (12), naringin (13) and hesperidin (14) on silica gel with dichloromethane - methanol 20:1 containing 1 % acetic acid in the first direction, then the plate was rotated 90° to the right and eluted with petroleum ether - acetone 3:2. The hRF values for (1) to (12) were 53, 62, 46, 36, 38, 18, 57, 48, 51, 27, 43 and 42, respectively. Detection under UV light at 254 and 366 nm and by spraying with 1 % vanillin in ethanol with several drops of concentrated sulfuric acid; or with 3 % iron chloride dissolved in 0.5 M hydrochloric acid solution for compounds with a phenolic hydroxyl group. The LOD for (1) to (14) under 254 nm ranged from 0.5 to 2.5 mM, while 0.1 to 2.5 mM under 366 nm. Quantitative determination by surface-enhanced raman spectroscopy (SERS).
J. Liq. Chromatogr. Relat. Technol. https://doi.org/10.1080/10826076.2021.1930556 (2021). HPTLC of patulin in apple juice on silica gel with methyl tert-butylether - n-pentane 9:5. Detection by spraying with 0.25 % methyl-benzothiazolinone hydrazone hydrochloride monohydrate in methanol, followed by heating at 105 °C. Quantification was performed using a 48-bit flatbed scanner for color measurements (in red, green, and blue). Quantification in fluorescence mode by use of a 16-bit CCD-camera and UV-366 nm illumination as well as a HPTLC DAD-scanner. The hRF value for patulin was 58. Linearity was between 5 and 800 ng/zone. The LOD and LOQ were 33 and 67 ng/zone, respectively.