I ran a qualitative DNA agarose gel 1% to see if my DNA extraction had been done correctly. I am not sure if the DNA shown on the gel below is too concentrated or it has some degradation because the smear is upwards. Can someone explain me please
Hello! I'll do a size exclusion chromatography, but I only have an open column, and I'll perform the peptide extraction from yeast, using buffer lysis (sodium phosphate 50 mM/NaCl 30 mM/DNAse and...
01 March 2021 2,215 2 View
As a former management practitioner, I recall a generally accepted view that changing organisational culture is difficult, so you should only attempt it if the organisational change that you are...
27 February 2021 2,595 8 View
Hello, I will start performing MLR using lymphocytes from mice's spleen and I would like to know the better way for the stimulation. If is using PHA-P or CD3/CD28? I would like to know as well if...
23 February 2021 5,476 4 View
4-Dimethyl amino pyridine is used in reaction.Product formed contains amino group along with amide & is highly water soluble. To remove 4-DMAP aqueous work up done. Please give solution. Thanks.
21 February 2021 1,883 1 View
I am not sure if an unbalanced panel data set doesn't give me good results. Do I have to have all years of my panel data? How do I select the variables? I only select those where I have no missing...
30 January 2021 7,258 6 View
I am analyzing an unbalanced data set. I have to do propensity matching to see the treatment effect and I need to control for firm fixed effects and industry-year fixed cohort effects to allow for...
08 January 2021 1,382 5 View
Differential equations are known to be potential tools for modeling and predicting recurrent phenomena in time and space, whether simple or more elaborate models. In this sense, how to approach...
18 December 2020 1,750 3 View
I have been constructing 3D models of large corals and I was wondering if there is a software that I can use to gather the area of live tissue vs dead/disease? I am aware there is a way by tracing...
17 December 2020 6,991 1 View
I want to create a N.N which can learn person OS usage based on their use of application and data related to specific application's background time, usage frequency, usage time of the application...
07 December 2020 1,252 4 View
Dear, I'm trying to use Burai 1.3 and quantum Vitas to create Quantum Espresso input from a crystal CIF file. However, when I opened the file (attached), I couldn't recognize the molecules, only...
27 November 2020 2,194 3 View
Hi, I have problems with running gel electrophoresis. I have tried agarose gel electrophoresis and native PAGE. I have two proteins, which have molecular weights of ~30kDa and ~180kDa and two...
03 March 2021 4,275 4 View
Gel electrophoresis, RNA degradation, RNA extraction from fresh tissue
02 March 2021 5,433 5 View
I'd like to perform single-strand conformation polymorphism (SSCP) in my thesis, however I cannot control the temperature of the vertical PAGE since we are using the conventional tanks. Is there a...
02 March 2021 9,157 1 View
Can someone please give me some possible things that could go wrong? Here is my recipe: 0.5g Agarose 50 mL of TAE 1x 1 uL ethyl bromide. Gel was run at 100V for 1 hour. The buffer used is also TAE.
01 March 2021 9,952 3 View
Hi, I am running a size exclusion chromatography experiment with a buffer containing Potassium Acetate as a salt. I analyse these fractions through SDS-PAGE. After boiling my SEC fractions in...
01 March 2021 2,622 3 View
I am trying to classify and analyze the results of an SDS-PAGE based array for bacterial detection using machine learning, but I have trouble finding the best way to represent the results with...
27 February 2021 9,176 3 View
I am worried about this overexposure of the upper part of the gel in the picture. Is it possible that this is the result of too much concentration of ethidium bromide? Why is there such a big...
25 February 2021 8,140 3 View
I'm running an EMSA to show the DNA binding activity of recombinant proteins versus the Wild type. Previous assays run by my research group using a different test system show the protein-DNA...
24 February 2021 8,325 1 View
I am trying to clone 2 copies of the same mammalian gene into the pSF-CMV-Ub-Puro Ascl (contains HindIII, KpnI and NheI cut sites) plasmid. This is what the final product is supposed to look like...
24 February 2021 6,310 3 View
Hi Everyone, I am a bigginer in western blotting and I am trying to use it for validation of my proteomics data. I have: two regulated proteins with molecular mass of 40 and 73 kDa one control...
23 February 2021 6,671 4 View