In Nigella sativa seed extract all of them using Ethanol,methanol extract.why they did not using Aqueous???
It is based on the extract that you need.
Do we have any empirical model to model the combined effect of carbonation and chloride attack in concrete concerning time-dependent temperature, relative humidity and concentration of carbon dioxide?
08 February 2021 4,277 1 View
I need to coarse grain the side chain with a single atom. However, what force field parameters do I have to use. Does AMBER or CHARMM have any parameters and partial charges for coarse-grained...
31 January 2021 7,091 3 View
I am a beginner in the field of molecular dynamics and biochemistry. I need the parameters such as van der Waal radii, partial charge of each amino acid. How do I read directly the parameters from...
20 January 2021 3,541 3 View
I recently learned few things about 'R' programming language. It is open source / free platform in many aspects. R helps to descriptive statistics, inferential statistics, multivariate...
17 January 2021 1,089 20 View
For Descriptive statistics, we usually find out mean, median and mode as well as standard errors and standard deviation. Almost in research articles, I can see mean with standard deviation only....
10 January 2021 4,913 3 View
If we do some spectroscopy technique for only one sample, is it enough for data analysis or we have to do multiple samples from each treatment for getting authenticate results to publish in...
09 January 2021 5,896 2 View
I built short peptides in Avagadro, using Build--->insert--->peptide. After constructing the short peptides of 4 amino acids(tetrapeptide). Under the drop-down, View--->Atomic...
27 December 2020 778 3 View
I have been reading this paper. https://cnx.org/resources/9c9fe5128dfef772b498990a94c49df16c4f09ee/transformation_derivations.pdf Here, they have computed for forwarding kinematics to compute...
18 October 2020 8,208 3 View
I am trying to plot the following points in VMD. It is plotting as points. However, It is not connecting the points from A to B to C to D to E to F to H by a line. How do I do it? If not in VMD,...
15 September 2020 4,282 3 View
I have been reading the following (open access) journal, In this paper, they have collected data samples from the loop region and categorically classified into TURN, COIL and BRIDGE, 3-10 helix...
10 September 2020 4,033 4 View
Hi, I want to start testing pitfall trap to obtain ants samples, but I need to conduct molecular analysis on those insects. So, what kind of fluid can I use? Ethanol expires too early and I need...
03 March 2021 5,978 5 View
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
I have several question regarding the MOR; hope anyone help me better understand. 1- in CV using (KOH+MEOH) what is the indication of absence of the redox peaks? shouldn't they exist as a sign...
28 February 2021 4,851 8 View
The reaction of APTES with salicylaldehyde in ethanol leads to the formation of imine compound yellow solid which is mention in literature, but I am not getting yellow solid I don't know why? when...
28 February 2021 2,955 2 View
Dear all, I am trying to perform a MD simulation about the interaction between CO2 and a polymer. I create my model, solvate it and perform the NVT and NPT equilibration. Now I am not able to...
26 February 2021 10,014 3 View
Dear peer scientists, Ultradry storage is not suitable for recalcitrant seeds. However, theoretically, if we can stabilize the structure of the subcellular membrane, as well as glassify the...
25 February 2021 2,442 1 View
I am planning my protocol for my dissertation for an experiment quantifying bacterial (E. coli) biofilm formation on micro-plastic (5mm discs of polyethylene bags) by conducting a crystal violet...
23 February 2021 7,868 2 View
I need to synthesize MoS2 nanosheets by alternate methods without pure water as a solvent.
22 February 2021 9,246 1 View
Are there any types of cylindrical cell culture inserts that are designed to confine cell seeding area? Say, if I'm using a 12 well plate (3.5 cm^2/well), but only want to seed cells in the middle...
22 February 2021 7,127 4 View
I have used Picral etchant (4.2 g Picric acid, 10 mL Acetic acid, 70 mL Ethanol, 10 mL distilled water) but it didn't work. Is there any alternative?
21 February 2021 2,558 5 View