I need a defoaming agent for water/isopropanol-alcohol with to main property;
1. oxygen-free or carbon/oxygen atom ratio more significant than 1.
2. it should not be electrically conductive.
3. possible to use for water/alcohol solution.
Dear All, I have access to some rodent fecal samples that have been stored at -20C instead of -80C. Anyone have experience with the impact of stowage condition on comparative metagenomic analysis...
01 March 2021 2,512 1 View
Hi Everyone, I am designing a pilot study using rodents to assess the effects of simulated space environments (radiation + altered gravity) on microbiome and immune system. I have limited...
24 February 2021 1,825 3 View
Hi, I am currently working on a pilot study to get some data related to the impact of long duration spaceflight to the microbiome and the immune system. I plan to use rats and simulate...
22 February 2021 592 1 View
Hello, The UN Office of Outer Space Affairs has a program called access to space for all that enables institutions to have hands on expertise related to access to space. There are three elements...
22 February 2021 7,980 3 View
Hello Researchers. I am conducting a study on the determination of WNV on mosquito samples. I run nested PCR. Bands were shown to almost all samples during carrying out gel electrophoresis. After...
17 January 2021 3,263 11 View
Do you have any idea what is the best method to optimize 3D geometry and its fluid without linking the code with fluent (or any flow solver) ? In order to find the best 3d geometry and decrease...
10 April 2020 9,321 1 View
How can I claim that a particular As-bearing mineral is present in a soil sample by XRD analysis? How many and which peaks of the miranal should be matched with XRD pattern of the soil sample?
19 January 2020 3,152 3 View
Hello, I need to prepare a high concentration solution of insulin (20 mg/mL, i.e. around 520 U/mL). I tried dissolving in 0.001 M HCL (pH 2-3) and the result was a milky turbid solution, slightly...
26 November 2019 5,879 3 View
in other words what kind of salts increase the osmotic pressure with the same salt content. for example 1g of NaCl or 1 gr of Na2SO4 or KCl or ....
25 January 2019 2,610 3 View
Intelligent Therapist Designer for Dentistry with Data mining and image processing
18 January 2019 9,288 3 View
Hi, I am using GROMACS 5.1.4 to simulate water in contact with a surface. I am only interested to calculate some properties of water near the surface. Let's say at a distance of x nm from the...
03 March 2021 9,989 2 View
(This statement is from wikipedia, BTW). What is so special about metallic bond that is limiting high-P low-T state of a matter (as long as individual atoms exist, not white dwarf of neutron star...
02 March 2021 3,309 2 View
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
during MD simulation, the atoms are not moving as per required. The problem (as per my observation) lies in energy minimization technique. upon application of tensile strain in x or y direction,...
22 February 2021 380 5 View
MAGNETISMIC GRAVITY What is magnetism? Something magnetic has a + and - charge. If 2 + or - are pushed if + and - are pulled. But what is the main reason for this? Why does magnetism have a pull...
21 February 2021 9,538 3 View
I am looking for something similar than Ingenuity Pathway Analysis (IPA) in which I can enter the proteins differentially phosphorylated and I can visualise the pathways these proteins are...
21 February 2021 8,923 4 View
Additional questions are: What are the encapsulating atoms? How difficult was the process and what rates were achieved? What factors most seriously affect the economics?
20 February 2021 3,134 5 View
For example, I have this phonon dispersion(Fig. 1), and now I would like get vector of atoms which describes TA1 in P. I know v_sim can show vibrational animation of specific mode, but I do not...
20 February 2021 4,332 4 View
I have a protein-ligand docking project. The ligand contains boron atoms that are not detected by Autodock software. To solve this problem, it is necessary to introduce the boron atom to...
19 February 2021 1,236 1 View
Hello, I am preparing a semi-structured interview schedule for an interpretative phenomenological analysis study on marginalized individuals' career experiences as impacted by COVID-19. The aim...
19 February 2021 9,099 2 View