What is the recommended/optimal time for resting mouse splenocytes after thawing?

This is my first time working with mouse cells. We isolated and froze down in 90% FCS and DMSO. I would like to retrieve them and do immunophenotyping and intracellular cytokine staining

03 January 2021 6,399 1 View

Can CMOS and CCD images sensors be used as microphones?

I was thinking about Msps and Gsps image sensors in different environments. If a pair of identical image sensors - one exposed to air, gases, plasmas, or partial vacuum - and one in a good...

21 December 2020 9,747 2 View

Is there a tool to find the closest species with an assembled genome for any given species?

As more and more genomes are being sequenced the likelihood of having a close relative being sequenced is rising. So lets say I have a non-model species Chela cachius and I want to find the...

25 November 2020 6,267 4 View

Where can I find a longterm global mean EVI/NDVI dataset?

I am looking for a longterm (10+ years) dataset of mean EVI/NDVI or annual maximum EVI/NDVI and similar. Basically, I am trying to avoid downloading tons of images and doing the averaging myself,...

28 September 2020 8,374 2 View

What would be the criteria for an expression vector designed for S. cerevisiae to also work in S. pombe?

I am interested in using a S. cerevisiae expression vector such as the pYES2-DEST52 plasmid for transgene expression in S. pombe. This plasmid has the GAL1 promotor, so I would like to make sure...

18 September 2020 7,460 2 View

Can we infuse drug along with sedative?

I would like to infuse rats with drugs of our interest. However, we also need to keep animal under sedation by administrating pentobarbitol via jugular vein with the help of syringe pump since we...

15 September 2020 7,501 5 View

What is a suitable solvent for extraction of arsenic?

Hi. I'm doing some work on arsenic speciation. I am following a paper titled, "SPECIATION OF ARSENIC IN A CONTAMINATED SOIL BY SOLVENT EXTRACTION." which calls for the use of chloroform or benzene...

06 September 2020 6,351 4 View

Ideal saline volume for intravenous injection in rats ?

Hello everyone, my interest is to understand the molecular mechanisms involved in anaphylactic shock using Wistar rats. While i inject non-allergic naive rats with iv bolus (1 mg ova in 1 ml),...

27 August 2020 9,444 2 View

Does mysticism have a scientific basis?

Mysticism is often treated as the opposite of science. But is it? Please see Natural Laws and Mysticism in the Cosmic Cycle of Creation

25 July 2020 6,696 80 View

Which molecular dynamic simulation software is more applicable for protein and large-area surface interaction simulation? And how to run it?

Dear experts: I am trying to do the molecular dynamic simulation for protein-surface interaction, the surface (like cellulose or PET) is a film-like or crystalline material with large surface...

20 March 2020 3,960 3 View

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02 March 2021 3,060 3 View

How do I determine the degree of polymerization of PEG 400 based on NMR integration?

Hello, I am working on the photocatalytic degradation of PEG 400. I would like to know if it's possible to determine the degree on polymerization based on NMR integration, or by the MW of the...

02 March 2021 6,186 3 View

Do you know any MR image dataset?

I would like to research on MR images (0.5T and 3T). Can you please suggest some websites that I can download dataset including both 0.5T and 3T MR images? Thank you.

02 March 2021 7,735 3 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

Which cell line should we use to perform biological dosimetry experiments?

We are preparing some experiments based on irradiating cells under different conditions in order to evaluate the effects in terms of DNA damage, genetic expression, etc. As our project is...

01 March 2021 3,355 3 View

Which fluorescent dye to use for measuring total ROS production?

Is DCFDA appropriate for measuring total ROS production, or can it only detect certain types of ROS? If I want to measure total ROS production, which dye should I use?

01 March 2021 9,447 3 View

Is it possible for two human neuronal cell lines to have different gene sequence for the same protein?

I am looking at the ATP1A2 (Sodium/Potassium ATPase alpha subunit 2) in two human neuronal cell lines. Expression levels of this protein seems to be almost equal when detected by one antibody....

01 March 2021 3,607 3 View

Is CD44 degraded in lysosome together with hyaluronan after CD44 mediated endocytosis of hyaluronic acid?

Also when RHAMM binds hyaluronic acid, they get internalized, will RHAMM also be degraded? Or both CD44 and RHAMM will be transferred back to the cell membrane? Asking for breast cancer cell line...

01 March 2021 8,169 2 View

Do you need the CMV enhancer before the CMV promotor for a proper function of CMV on the gene that follows?

I'm a student and I have to produce a cell line with a knockin for the NRF2 gene with GFP. I have to put a promotor in front of the GFP because the gene will be too far away from the promotor of...

28 February 2021 7,127 2 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