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. Planar Chromatogr. 33, 169-177 (2020). HPTLC of berberine (1) and 5-fluorouracil (2) in rabbit plasma on silica gel with toluene - methanol - ethyl acetate - formic acid 6:2:6:1. Quantitative determination by absorbance measurement at 266 nm. The hRF values for (1) and (2) were 28 and 57, respectively. Linearity was between 20 and 300 ng/zone for both (1) and (2). Intermediate precisions were below 7 % (n=3). The LOQ was 29 ng/zone for (1) and 26 ng/zone for (2), respectively. Average recovery was 86.5 % for (1) and 87.2 % for (2).
J. Planar Chromatogr. 33, 101-107 (2020). HPTLC of (RS)-atenolol and (RS)-propranolol on silica gel impregnated with 50 mM (S)-naproxen as chiral selector with acetonitrile - dichloromethane - water 6:2:1 pH = 5 for (RS)-atenolol and 7:3:1 pH = 5 for (RS)-propanolol. Detection by exposure to iodine vapor. The LOD was 1.2 and 1.6 µg/mL for (1) and (2), respectively. The chiral selector allowed the separation of atenolol and propranolol with a resolution of 2.4.
J. Planar Chromatogr. 33, 131-139 (2020). HPTLC of arterolane maleate (1) and piperaquine phosphate (2) on silica gel with isopropyl alcohol - n-butanol - methanol - triethylamine 15:30:5:1. Quantitative determination by absorbance measurement at 232 nm. The hRF values for (1) and (2) were 64 and 18, respectively. Linearity was 150-900 ng/zone for (1) and 750-4500 ng/zone for (2). Intermediate precisions were below 2 % (n=6). The LOD and LOQ were 6 and 18 mg/zone for (1) and 23 and 70 ng/zone for (2), respectively. Mean recovery rate was 98.9 and 103.9 % for (2).
J. Planar Chromatogr. 33, 43-50 (2020). HPTLC of trigonelline in coffee samples with ethyl acetate - methanol - water - formic acid 54:23:15:8. Quantitative determination by absorbance measurement at 267 nm. The hRF value for trigonelline was 24. Linearity was between 100 and 700 ng/zone. Intermediate precisions were below 2 % (n=3). The LOD and LOQ were 33 and 110 ng/zone. Recovery rate was between 97.6 and 99.4 %.
J. Planar Chromatogr. 33, 79-87 (2020). HPTLC of quercetin in the aerial parts of Juniperus communis, J. horizontalis and J. chinensis on silica gel with ethyl acetate - methanol - water - acetic acid 900:80:40:7. Assessment of peroxidase inhibition activity by dipping into peroxidase enzyme solution (10 mg/mL solution of peroxidase in cold phosphate buffer (pH 7), followed by dilution with 50 mL of phosphate buffer, pH 7) for 3 s, followed by heating at 35 ºC for 2 min, dipping into a hydrogen peroxide solution and finally dipping into a benzidine solution (4 g in 700 mL methanol). Linearity was between 0.85 and 9 µg/zone for quercetin. Intermediate precisions were below 3 % (n=3). The LOD and LOQ were 280 and 850 ng/zone. Recovery was between 96.6 and 99.7 %.
J. Planar Chromatogr. 33, 27-32 (2020). HPTLC of rutin (1), chlorogenic acid (2) and gallic acid (3) in the seeds of Moringa oleifera on silica gel with ethyl acetate - acetone - water - formic acid 6:3:2:2. Quantitative determination by absorbance measurement at 254 nm. The hRF values for (1) to (3) were 51, 72 and 83, respectively. Linearity was between 1000 and 7000 ng/zone for (1), 100 and 700 ng/zone for both (2) and (3). Intermediate precisions were below 1 % (n=6). The LOD and LOQ were 5 and 17 ng/mL for (1), 7 and 22 ng/mL for (2) and 7 and 20 ng/mL for (3), respectively. Recovery rate was between 98.1 and 99.5 % for (1), 98.8 and 99.5 % for (2) and 97.6 and 98.6 % for (3).
J. Planar Chromatogr. 33, 11-18 (2020). HPTLC of lutein in dietary supplements on silica gel with n-heptane – ethyl acetate 9:1. The part of the TLC chromatogram containing the zone visible in day light was cut off, followed by developing in the opposite direction with n-heptane – acetone – ethyl acetate 11:5:4. Quantitative determination by absorbance measurement at 450 nm. Linearity was between 90 and 500 ng/zone for lutein. Intermediate precisions were below 2 % (n=9). The LOD and LOQ were 50 and 90 ng/zone, respectively. Recovery rate was between 87 and 102 %.
J. Planar Chromatogr. 33, 51-57 (2020). HPTLCS (high-performance thin-layer chromatography scanning) of ethyl p-methoxycinnamate in the rhizome of Kaempferia galanga on silica gel with hexane - ethyl acetate 18:1. Quantitative determination by absorbance measurement at 309 nm. The hRF value for ethyl p-methoxycinnamate was 29. Linearity was between 2 and 6 ng/zone. Intermediate precisions were below 2.4 % (n=3). Mean recovery rate was 100.1 %. Results were compared with a validated HPLC method and the HPTLCS method was more environmetnally friendly..