Is it possible to remove the cells from a tissue and keep only the extracellular matrix for proteomics?

Hello! I would like to know if there is a way to flush/remove all the cells out of a tissue and keep only the extracellular matrix, in order to analyse its composition using e.g. proteomics....

14 February 2021 1,602 4 View

MHC Rabbit Genome Annotation? Domain annotation of each MHC Rabbit Gene?

I want to find a database(s) or a method where I can find and bulk download all the rabbit MHC genes and domain annotation. In humans using Ensembl, all MHC genes have names and domains but in...

28 January 2021 7,722 2 View

Has anyone found a way to reliably stain microglia in postmortem frozen brain tissue?

Antibody based approaches aren't working as well as for other cell types, even IBA1 isn't working that well. Does anyone know of a histological/chromogenic stain for microglia? Or any other way?...

13 September 2020 5,927 3 View

Tips on reconstitution of lyophilized material with a small volume?

Has anyone got any advice on how to reconstitute lyophilized material, contained in a 3mL glass vial, through an igloo cap, with only 125uL dilution buffer? I find that the volume is so small that...

21 August 2020 4,347 3 View

Does anyone have a simple and inexpensive protocol for supplementing seawater for seaweed in vitro (laboratory)culture?

Does anyone have a simple and inexpensive protocol for supplementing seawater for seaweed in vitro culture? I am looking to replace the Provasoli medium with something simpler and cheaper (I have...

10 August 2020 302 3 View

What is statistical meaning of testing in machine learning?

Machine learning model, normally, is applied on new data for testing. If the accuracy of the model is below a certain threshold, the model is rejected. But why? This is just a random sample, the...

25 July 2020 8,615 4 View

Why Autodock Vina gives me an error when it is writing the output file?

Good afternoon, I was a performing a docking trough Autodock Vina, following a tutorial from the Scripps. I sent the corresponding commands to run the docking using a configuration file that I...

15 March 2020 2,328 2 View

Could someone help me with my PCR reaction for genotyping?

I used to genotype my KO animals following this protocol: I extracted the DNA from the tail using a Sigma reagent and I performed the PCR reaction with a Promega Green MIX. It worked well, but due...

11 March 2020 7,926 1 View

Is it correct to consider EEMS (Petkova et al 2016) results when observed and fitted dissimilarities are not correlated?

I am using EEMS to analyze a sample of rodents (Calomys venustus) genotyped at microsatellite loci, living in an agricultural landscape. According to diagnostic scatterplots provided by EEMS, data...

04 March 2020 4,411 2 View

What can be the best method of estimating the air quality in Piraeus Port in Athens?

I want to conduct this research in the summer months, in order to estimate if high temperature and high air pollution are strongly correlated and if temperature is an estimator of the pollution....

09 February 2020 5,512 7 View

Why does blocking with my immunogenic peptide cause nuclear fluorescence in ICC?

Hi all, I am validating a polyclonal antibody raised against human ANT4, through WB and ICC. In most of my controls, the antibody shows very little off-target binding, but when I pre-incubate the...

03 March 2021 5,999 3 View

Is there any test to determine the cardiovascular risk of patients with obesity? from the perspective of obesity?

We found tests to determine cardiovascular risk taking into account lipid profile, blood pressure, age, history of diabetes, other laboratories. But when weight is involved, there is a paradox. I...

02 March 2021 6,036 1 View

Does Napabucasin soluble in dichloromethane and in ethanol?

I need to prepare a solution of Napabucasin (inhibitor of cancer cell stemness) in dichloromethane. The drug is expensive, so maybe somebody already tried to do it. If it is soluble, what is the...

02 March 2021 9,945 3 View

Help request in CST microwave?

im working now on TPV solar cells and metamaterials and i realy need our help in CST microwave i have a tpv cell simulation and i want to extract particullarly the absorbtion of only the active...

02 March 2021 2,246 2 View

What SPSS analysis should I run with one IV (with two levels) and two DVs?

Hi, I am trying to figure out which test would be most appropriate to run for the following question: Is there a difference in task blood pressure between smokers and non-smokers? There are two...

01 March 2021 8,235 2 View

Issues with Permeabilization during Flow Cytometry?

Hello Everyone. Currently I am working to characterize macrophages in the myocardium after ischemia-reperfusion injury in rats. Due to the low total cell number isolated from rat hearts I can...

01 March 2021 3,867 3 View

What could be some reasons why unstimulated monocytes are getting activated?

Im doing PBMC isolation -> CD14+ enrichment using magnetic beads -> stimulation setup. My negative control is just cells in cRPMI but they seem to get activated over and over again.

28 February 2021 7,883 3 View

Dapi fluorescence protocol for colon cell lines ?

28 February 2021 2,534 2 View

Does RNAiMAX transfection reagent work in serum free medium?

I diluted siRNA and RNAiMAX in opti-MEM and added to the cells which they were in the growth medium. Is it a right way? or should I culture cells in the opti-MEM medium for a while and not in...

26 February 2021 10,041 3 View

Has anyone had luck using cell lines other than HEK 293 (such as COS1) to package lentivirus?

I am looking to package lentivirus in endothelial cells but I am opposed to using 293 cells due to personal ethics regarding the source. I have done some reading and saw that COS1, COS7, & CHO...

25 February 2021 3,030 1 View