Brand of a micropipette does really matter?

04 May 2016 5,857 3 View

Does anyone have experience with statistical analysis?

07 August 2014 4,578 4 View

How can I know the complete evaporation of volatile solvent in solution ?

I want simple qualitative methods to evaluate the evaporation of volatile solvents from a solution. For example, if I have DCM in a solution and I am evaporating it, how can I know that after one...

02 March 2014 3,323 1 View

What methods would increase encapsulation efficiency in microparticles?

I prepared microparticles but the problem is that the encapsulation efficiency very low. My polymer is Ethylcelluose and my compound is soluble in both the aqueous phase and organic phase. I...

02 March 2014 7,366 3 View

Can anyone suggest any type of non-biodegradable polymers which can be used in the preparation of microspheres?

I am looking for the best polymer which also has a high cross-linking matrix.

09 October 2013 4,106 4 View

How can I know from the structure of the compound if there will be degradation while studying the solubility of it?

Simple method to predict the degradation of a compound during solubility study

09 October 2013 7,724 28 View

Any official guideline to conduct solubility studies?

Any suggestion to do solubility study for a compound that I have a very small amount of it and I want to test its solubility in different solvents.

09 October 2013 7,548 6 View

Does any one know how i can prepare liver tissue with transmission electron microscope with good fixation?

i have problem in preparation of liver tissue with bad cell organelles and how i can adjust osmolarity

03 March 2021 8,890 1 View

I need to image mesoporous silica nanoparticles that are in ~100 nm size and do high resolution TEM to look at mesopores. what grids should I use?

Need to image mesoporous silica nanoparticles using the TEM. Also, need high resolution TEM images to see the mesoporous structure. Kindly suggest what kind of grids to use. Thanks, Shatadru

02 March 2021 1,787 2 View

Is There Any Feasible Method To Test Fluorescent Compounds Other Than Fluorescence Spectrometers ??

Is There Any Feasible Method To Test The Efficiency Of Fluorescent Compounds Other Than UV Spectrometers ? Suggestions Would Be Appreciated !

02 March 2021 5,785 3 View

How Relativistic effects is one reason for lanthanide contraction?

The Lanthanide contraction which is the decrease in ionic radii of the elements in the lanthanide series from atomic number 57, lanthanum, to 71, lutetium, is due to poor shielding of the 4f...

01 March 2021 2,272 4 View

Shall I skip the measurement model in SmartPLS?

Hello everyone, I had run a mediation model in SmartPLS using questionnaires that were already validated among my statistical population. A professor who edited my paper -though she is not...

01 March 2021 3,052 3 View

In Molecular Dynamics Simulation, how do I make changes to the force field according to my protein?

Hi In Molecular Dynamics Simulation, how do I make changes to the force field according to my protein? I got this error in the add-ion stage: Fatal error "./ amber99sb-ildn-HHH.ff / force...

01 March 2021 8,747 4 View

SEM or Multiple Regression for an analysis without Latent Variables?

Hello, I have three hypothesis to test, all with the same IV. I am testing if the effect of the IV on the first DV is mediated by awe. I am then measuring whether the effect of the IV on a...

26 February 2021 8,399 5 View

Why initial concentration of Pb not the same as calculated one when testing using AAS?

I am currently doing research on the adsorption of heavy metal using magnetic reduce graphene oxide. I use AAS to determine the concentration of the heavy metal. I prepare the Pb solution with...

26 February 2021 9,580 4 View

Can anyone help with Schistosoma identification?

Can anyone identify what kind of Schistosome species this might be? Morphological features of cercariae and adults resemble Trichobilharzia, though I am fairly new to the field of parasitology...

25 February 2021 7,760 6 View

IF troubleshooting: looking at an intracellular protein that localizes to the cell's and how to reduce increase in signal due to cell ruffles?

I am currently trying to stain for PI3KBeta in MDA-MB-231 cells. My current issue is that 1) beta stains all over the cell and 2) there is an increase in signal at the edge of the cell and this...

24 February 2021 8,582 1 View