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Questions related from Norbert Nass
We a re trying to separate cholesterol, cholesterolesters, triglycerides and squalene by normal-phase hplc. We only need a crude group fractionation. However, with our solvent system consisting...
15 February 2022 6,597 2 View
We have raised a rabbit antiserum against a protein coupled peptide. This peptide has been reported to be antigenic and some papers have been published with a commercial preparation raised in the...
23 January 2017 5,926 4 View
We try to detect macrophages and B-cells in rat bone-tissue. However, we get cross reaction when using mouse monoclonals. Has anybody experienced similar problems and developed a solution?
16 December 2016 3,214 4 View
We have observed a massive transcriptional regulation of FOLH1 in cell cultures. This protein is also known as Prostate-Specific Membrane Antigen or Glutamate Carboxypeptidase II. However we were...
26 October 2016 4,903 2 View
I have recently come across a clinical study that expressed gene expression in the following way: "RNA results were then reported as 40-DeltaCt values, which would correlate proportionally to the...
10 March 2015 1,050 9 View
Due to the production process of methylglyoxal used for many commercial preparations, such products contain formaldehyde in ill defined quantities. According to the literature (i.e. Pourmotabbed...
14 May 2014 5,130 0 View
In atherosclerosis, monocytes enter the intima of the vessel and differentiate into macrophages and dendritic cells. Usually in reviews and lectures, foam cells are shown to stay there and finally...
13 January 2014 4,824 8 View
I am a bit worried about the stability of 4OH tamoxifen. We have the substance from SIGMA-ALDRICH and the data sheet states that the substance undergoes isomerization in nearly all solvents and...
17 October 2013 319 3 View
We would like to do more research on the in vivo development of ER-positive breast cancer in mice. So we are interested in either a transgenic mouse strain that develops this cancer type or...
08 July 2013 7,123 17 View
