I did qPCR and I get two or pick in melting curve specially less than 78 degree and I redid multiple time but got exactly similar results I do not know what is the problem
During low-temperature testing, new diffraction peaks that appear could be indicative of several phenomena. In one of our tests, we observed notable new peaks around 40° and 45° in a specific...
06 August 2024 726 3 View
I have been using paraffin, but the deposited ZnO still detach from electrode. What is the best binder to modify graphite paste electrode with ZnO nanoparticles?
03 August 2024 4,624 3 View
Here's a serious question: If we were to stop emitting all greenhouse gases right now, would the Earth's temperature start to cool down, or would the existing greenhouse gases continue to warm the...
30 July 2024 5,123 4 View
Hello all, I have been trying to follow a 2-stage PCR protocol used to amplify barcodes of a large yeast library, as per Nyugen et al. (2022) -...
30 July 2024 841 2 View
When I run autogrid4 it says: autogrid4: ERROR: Unknown receptor type: "Cr" -- Add parameters for it to the parameter library first! Look forward to your reply.Thank you so much!
29 July 2024 488 0 View
Dear users, I would like to simulate a zeolite structure in gromacs. I got the .cif file from IZA expanded in one direction in Materials Studio and exported a .pdb file. However, when I want to...
24 July 2024 367 4 View
I am looking to purchase a photography kit for onsite metallurgical investigations, such as capturing photos of worn areas, hot tears, cold tears etc. Could anyone suggest me a good...
22 July 2024 3,490 2 View
What protocol can be used to measure the cellular uptake of a nanoparticle? Is there a way to get more of a non-targeted nanoparticle into the cell? Why a fluorescent nanoparticle does not enter...
18 July 2024 7,153 2 View
Hello everyone, I am facing a consistent issue in my NMR spectra with an unwanted peak appearing at 1.25 ppm. This peak seems to vary with the amount of sample: it becomes more pronounced with...
15 July 2024 9,065 4 View
Dear Gromacs users, I would like to simulate a zeolite-water system. In different literature, it is suggested to consider a rigid framework of zeolite to decrease the computational cost. I would...
15 July 2024 4,590 1 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
For a grid connected BESS (lets say 100 MW/200 MWh system, LFP battery), if we charge the BESS in such a way that whenever we can access power from the solar that will charge the BESS. Hence it...
01 August 2024 9,903 7 View
Do these peaks in the curve indicate primer dimer or non-specific products?
01 August 2024 7,466 0 View
What is the best way to freeze the rat brain - liquid nitrogen, Dry ice , isopentane - after isolation for later protein investigation by Elisa?
01 August 2024 1,722 1 View
I need to Postfix mice brains. I slice the brains using microtome at 40 microns. These are Postnatal days 7, 11, 14, and 21. I am using half the brain for other analysis, so I need to fresh freeze...
31 July 2024 1,123 4 View
how to fix this error, from phq_readin : error # 1 DFPT with the Blochl correction is not implemented I am attaching my ph.in file.
23 July 2024 4,649 2 View
> library(meta) Error: package or namespace load failed for ‘meta’ in loadNamespace(i, c(lib.loc, .libPaths()), versionCheck = vI[[i]]): there is no package called ‘numDeriv’
18 July 2024 3,536 0 View
I have a problem with geo-referencing a shape file. How can I fix it when it appears in mines despite selecting WGSWGS 84 / UTM zone 38N?
18 July 2024 2,696 1 View
Hi everyone I have got this test in a fixed excitation and various emissions. In some wavelengths there are overflows which make the resulted analyze different from other carbon dots. Is it normal...
18 July 2024 4,244 2 View
I suspect my cells are contaminated with mycoplasma. I fixed the cells with 4% PFA and stained them with DAPI. Below is the image I obtained. I don't observe the typical small, rounded DAPI foci...
11 July 2024 7,786 3 View