Several years ago I used a goat polyclonal antibody from Boehringer Ingelheim that worked very well, but they are not longer selling this product. Does anyone know which company sells the...
02 March 2013 3,610 1 View
I want to introduce a single mutation by overlap PCR using a pair of 20-mer primers (complements of one another) containing the mutation plus two 5' and 3' end primers. In the first PCR (extension...
08 September 2012 6,905 26 View
I'm performing transfections with shRNA in cultured cells for specific knock down of a protein of interest. I suspect that knocking down promotes proliferation or maybe by scramble control...
08 September 2012 7,692 31 View
I am puzzled about the properties of gelatin, when used for tissue-embedding. Hard gelatin can be melt again by temperatures about 40°C. Formalin-fixed gelatin is like crosslinked protein and...
07 August 2024 1,686 1 View
I have modelled a steel structure using beam elements in Abaqus and attached to this structure reinforced concrete slab. The analysis that I am making is heat transfer of the structure. The...
07 August 2024 1,028 0 View
I am staining some brain sections stored in cryoprotectant that express a Histone H2B- GFP fusion protein that were generated ~10 years ago. I know I need to enhance signal with an anti-GFP...
07 August 2024 5,338 2 View
Hi, we have measured tryptic peptides using both DDA and DIA method on QExactive. In DDA replicates i saw unusual intensity drops occurring at the same sections of chromatograms in DDA replicates...
07 August 2024 3,218 4 View
Hello everyone, I have recently started using the microtome device for sectioning of paraffin-embedded mice lung. While I had some success in sectioning and observing proper ribbons, some of my...
06 August 2024 666 4 View
To compare positive and negative cell populations in flow cytometry, should I compare unstained cells with antibody stained cells? Or with the isotype control? Most papers show comparison with...
06 August 2024 6,728 6 View
Hello, Can anyone provide me with the absorption coefficient of methane gas at 7.7 um? Any reference?
06 August 2024 980 5 View
Brain and body mass together are positively correlated with lifespan (Hofman 1993). The duration of neural development is one of the best predictors of brain size, and conception is the best...
05 August 2024 6,247 3 View
Hi everyone, I am working on brain slices for visualizing a protein in the soma and dendrites, using a fluorescence tag. However, I need a tool (not paid) for reconstruction of the whole neuron,...
04 August 2024 4,725 2 View
Are there any fluorescently labeled anti-Alpaca secondary antibodies raised in Donkey? So far I have only been able to find anti-Alpaca secondaries raised in Goat. Or is this not possible due to...
04 August 2024 4,255 1 View