How to dissolve cross-linked Amberlite IRC120 H, hydrogen form resin?

Hello all, I have used Amberlite IRC120 H, hydrogen form acidic cation-exchange resin for the ion-exchange of waterglass [sodium silicate solution -- 40% Sodium silicate (mol ratio > 3.2)...

21 February 2021 5,614 3 View

What molecules bind to dsDNA?

Hello, there are some molecules that bind to double-stranded DNA; for instance, SYBR green and some antibodies. Are there more examples? Thank you

25 January 2021 7,595 4 View

What are best conditions for in vitro hybridization?

Hello, I would like to hybridize a probe and an anti-probe (ssDNA oligonucleotides) in a reaction vessel. What would be the best buffer to use? and the temperature of annealing? Thank you

06 December 2020 4,121 0 View

Which is the best statistical approach to an experimental measurement?

Hi everyone, my question is the following. I have to perform an experiment with the aim of finding a correlation between a quantity X (e. g. temperature) and a quantity Y (depending on X). Which...

06 October 2020 3,911 6 View

How to activate polystyrene with carboxyl group?

Is there a simple (that is one that requires few and not very exotic reagents) chemical reaction to "activate" or "functionalize" the polystyrene of a simple microtitre plate? In other words, I...

06 September 2020 233 3 View

What is the stability of EDAC in aqueous solution?

06 September 2020 4,305 3 View

What test to compare shannon index results?

Hello, I have obtained the following Shannon indices from a trio of samples: 27.73 (healthy tissues), 24.55 (primary colon tumor), and 1.20 (metastatic tissues). The indices have been obtained...

30 August 2020 5,543 1 View

What is the concentration of acid for an ELISA stop solution?

Hello, what is the correct molarity of a stop solution for a peroxidase using o-Phenylenediamine dihydrochloride (OPD)? I am getting all sorts of molarities, from fractional up to 3 M according to...

01 July 2020 3,729 1 View

Is there a database for bacterial features?

Hello, is there a repository of the basic characteristics of bacteria, such as maximum growth rate? In the works related to the modelling of bacterial growth, the parameters requested are always...

25 February 2020 5,498 2 View

Can the PCR fail to amplify high loads of target?

Hello, I did the PCR (long-range, target ~5 Kb) that is shown in the attached file. The lanes are: 1. ladder 2. target (plasmid purified from E. coli after transfection), 50 ng/uL corresponding to...

18 February 2020 6,863 3 View

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10?

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10? Since, the growth curve from day 2 to 10 won't be like the "Logistic curve" it might not follow logistic...

03 March 2021 1,401 3 View

After a reference from Int J Body Compos Res, can any body help?

Hi, I am after the reference below, my library says it cannot obtain a copy either locally or internationally, any help appreciated! Chris Wang ZM, Heshka S, Wielopolski L, Pi-Sunyer FX, Pierson...

03 March 2021 6,193 1 View

What techniques can I use to determine the miscibility of polymer blends?

The term miscibility refers to the single-phase state in thermodynamics. I do not mean the compatibility of different components. To determine the miscibility I know several techniques such as...

03 March 2021 4,107 4 View

How to repeat an operation on an atom selection for multiple times in PyMol?

Hi, I am trying to construct a multi-layer fibril structure from a single layer in PyMol by translating the layer along the fibril axis. For now, I am able to use the Translate command in PyMol...

02 March 2021 4,569 4 View

Do anyone here can help us in the field of molecular docking?

We have synthesized various metal complexes with different environment around the metals. Now to see the application of synthesized complexes we need this study also. we are also interested in...

01 March 2021 1,899 2 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

What is involved in morphological changes of SEM images of a substance?

In the sem analysis of CaCO3 nanaoparticles, the morphology images showed spherical shaped particles but the proposed morphology for these type of nanoparticles is trigonal. I prepared the...

01 March 2021 1,960 4 View

Joint behaviour in Abaqus is not captured well?

I am working on roof joint and trying to simulate the behaviour in Abaqus. I am successful in running the model but the final graph does not follow the experimental curve in the negative direction...

01 March 2021 6,661 3 View

How to define tie constraint between rigid body and another part in dynamic explicit model of Abaqus?

Hi dear researchers I connected a rigid body into the part of my structure by tie constraint and then I added displacement to rigid body, in static general step every thing is fine and these two...

28 February 2021 3,442 2 View

Does the circuit modeling for planar monopole antennas using Foster canonical forms give good approximation?

Hi researchers, I am searching for some accurate way to do the circuit modeling of planar CPW-fed monopole antennas. I have gone through the literature where mostly circuit modeling is done using...

28 February 2021 7,016 1 View