I get tumor tissue from the patients after the surgery. How to isolate the top layer of cells from a tumor?

I work on gastric cancer. I want to separate the top layer of tumor cells from the lower layers.

25 January 2021 6,663 1 View

How to measure porosity/diameter of electrospun nanofibers using imagej?

Hi all, I have SEM images of electrospun nanofibers and I'd like to measure its porosity/diameter. However I'm not sure how to do it with ImageJ or any other software. Can anybody help me please?...

27 July 2020 5,925 7 View

How important is it to check the psychometric properties of translated version of a gold standard scale?

There is a scale in English that has well established psychometric properties. I want to use the translated version of the scale in my study. Do I have to test all the psychometric properties of...

11 June 2020 3,951 14 View

Should solar irradiance be considered in Wh or kWh when designing a PV system in kW?

Hi, I am designing a PV system in kW and having a small confusion that should I be considering the solar irradiance in Wh or kWh in the PV calculations? Thank you.

02 July 2019 4,127 3 View

Can anyone provide a reliable protocol with tips and tricks for miRNA isolation from human plasma using Trizol?

Trizol protocol I am using, provides good total RNA concentration and quality but the miRNA spike (Cel-miR39) is not being amplified in qPCR. Starting volume: 600microlitre Plasma Elution:...

13 June 2019 2,228 9 View

Can anyone help me understanding why am I getting jagged amplification curve for my miRNAs in plasma sample?

I have used mircury exosome serum/plasma kit along with trizol for extraction of my miRNAs from human plasma. RNA concentration was 623.8ng on nanodrop with 260/280 ratio of 2.12. For RT-PCR and...

11 June 2019 3,679 4 View

What is the best way to purify the ear clip genomic DNA from TaqMan DNA extraction reagent?

13 October 2018 3,427 3 View

Significance of pAkt/Akt and pErk/Erk ratio?

Hi, I'm testing the effect of a drug on cardiomyocytes. The treated cells are then used for Akt and Erk ELISA. Can anyone tell me how do I interpret the pAkt/Akt or pErk/Erk ratio? For...

10 September 2018 3,959 3 View

Insulin concentration in culture medium?

Hi all, to mimic the hyperinsulinemia, what concentration of insulin should be used in the culture medium of growing cell lines (for example L6/MIN6) ? Also what should be the normal concentration...

21 March 2018 2,255 2 View

How to find quantitative determination of fe2+,fe3+ ratio from xps?

In my sample fe deped BaTiO3, both Fe2+ ferrous and fe3+ Ferric ion i.e.,multi valence states present which identified from XPS. How to find fe2+:Fe3+ ration present in my sample? which method I...

20 May 2017 8,210 4 View

MD MOE RMSD

How to calculate the RMSD values for a MD simulation using MOE?

07 August 2021 0 0 View

MD MOE RMSD

How to calculate the RMSD values for a MD simulation using MOE?

07 August 2021 0 0 View

fatal error

When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.

16 June 2021 0 0 View

fatal error

When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.

16 June 2021 0 0 View

fatal error

When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.

16 June 2021 0 0 View

fatal error

When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.

16 June 2021 0 0 View

flexibility of polymers chain

effect of double bond on the flexibility of polymers

07 April 2021 0 0 View

Formulation of polymer color flakes

I am writing to request some information for making polymer color flakes. I would appreciate the help.

17 March 2021 0 0 View

I am interested in medicinal chemistry field, which books are highly recommended to learn from?

I am at the beginner level in drug design and drug discovery, and I am interested to learn more about this field. Which books are highly recommended to start from and gives me all essential...

02 March 2021 8,437 2 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