How to separate cyclo-dopa-glucoside from betalamic acid ?

How to separate Glucoside from the acid mixture? In a particular example, I wanted to separate cyclo-dopa-glucoside from betalamic acid.

26 April 2020 1,005 11 View

Can I replace a class of a classified image with another set of classes?

I have classified an image to eight classes including a shaded area class (1st classification image). Then I isolated the shaded area of the original image and classified it further into the same...

27 February 2018 7,187 4 View

What is the best method for contaminated soil remediation?

Which on is the best method for contaminated soil remediation? Physical removal Soil washing Bio-remediation Thermal soil remediation other methods?

08 December 2017 1,705 7 View

Can anyone help me to identify this moth to a Species, Genus or Family level?

Size of the specimen - about 20-25mmLocation - Sri LankaCan anyone identify the Species, Genus or Family? Thanks in advance!

11 October 2016 8,000 18 View

Is there any method to solve the multiple solutions problem for inverse kinematics of a 6 DOF serial manipulator?

6 DoF serial manipulator with three links inverse kinematics problems will give multiple solutions for joint angles without introducing workspace or joint angle constraints or any. What are the...

01 September 2016 7,893 3 View

MARTINI parameters for dsRNA / siRNA?

i wish to try CG simulation of siRNA, which is short duplex RNA using MARTINI force field. is there any place to find parameter files for the simulation?

26 January 2016 2,496 2 View

Strange error computation

I have an (astronomical) image, and I want to sum up the pixels within a square, and also get the error of this sum. I use the program DS9, and it does give me a sum, and an error. But the strange...

01 January 1970 3,132 2 View

What is a good academic citation for cross-validation?

I performed a holdout cross-validation analysis on a multilevel model fit. The purpose of this was to show that we didn't have a problem with over-fitting, for which it worked just fine. Now we...

01 January 1970 8,957 3 View

Are these moths Spodoptera frugiperda?

The caterpillars of the moths were collected as fruitborers in pepper at a farmer. I reared them till the adults hatched and compared them with pictures and descriptions on the internet. Are these...

24 February 2021 7,785 5 View

Genescan gives 3 peaks instead of one?

Hi all, I am doing a genescan analysis for a deleted exon in the patient sample. The amplified region is 215 bp. In the patient sample because of homozygous deletion, no peak is observed while in...

23 February 2021 5,645 1 View

Can two EC50 values with different hill slopes be compared?

Hello, I fit a classical dose response curve Y=Bottom + (Top-Bottom)/(1+10^((LogEC-X)*HillSlope)) to my data (not related to inhibitors etc). The model I use is purely qualitative but it fits...

23 February 2021 8,155 5 View

Could you please share your experience with me on the type of 96 wells plate for MIC determination: Treated Vs Untreated and Round-Vs Flat-bottomed?

I am working on the MIC determination of various antibacterial agents (both water-soluble and- insoluble) against S. aureus, MRSA, and S. pyogenes. Some guidelines recommend using round-bottomed...

17 February 2021 7,029 3 View

Glucose 6 phosphate dehydrogenase deficiency & NSAIDs - is this combination harmless ?

G6PD deficiency is quite common in our anesthesia practice in the middle east. Intraop/postop analgesia in them is an issue here. Many websites/books give contrasting advise with former advocating...

10 February 2021 4,817 3 View

Will it be possible to get IC:50 if we target cancer cell line with antibody drug conjugate (ADC) that have 50% less antigen positive cells ?

Is it possible to attain IC50 if my target cells have less than 50% antigen expression ? For example: Cancer cell line XXX is showing 35% of expression of cell surface antigen YYYY, if i...

04 February 2021 2,711 3 View

Difference between assessing EC50 in presence of physiological levels of human serum albumin and alpha1 acid glycoprotein vs. % human serum?

01 February 2021 1,825 1 View

Does euthanasia by CO2 inhalation cause NF-kB activation in mouse heart or body in general?

I was wondering if euthanizing mice by carbon dioxide inhalation would cause activation of NF-kB inflammatory response?

26 January 2021 4,096 2 View

Helicoverpa armigera eggs are not hatching in lab condition, why?

Dear RG friends, I am providing a complete H. armigera diet for larvae and maintaining the eggs in the growth chamber as well as in-room conditions. But since three months, eggs laid from the...

21 January 2021 5,546 32 View

What is the best antimicrobial agent among metal oxides?

I am looking for an antimicrobial metal oxide agent for a polymeric implant and I am wondering which one is the best?

21 January 2021 7,068 5 View