How to find a correlation between coordinates in a curvilinear coordinate system?

Hello. I have a skewed elliptical coordinate system (I use alternative elliptical coordinates). And I need to determine connections between coordinates in order to fetch a covariance matrix of...

28 February 2021 364 3 View

Failed Chromatograms on HPLC-ESI Orbitrap?

Hello fellow researchers, I recently have a problem with an HPLC coupled to an Orbitrap mass analyzer. I usually use some protein mix to make sure the equipment is ready to separate and read...

09 February 2021 3,595 8 View

Which air pollution/air quality books do you recommend for working with environmental engineering students?

I am exploring up-to-date books on air pollution and air quality, and I would like to know which books do you recommend for environmental engineering students.

25 January 2021 3,972 7 View

Numerical taxonomy with SPSS?

Hi everyone, I was wondering about the possibilities of performing numerical taxonomy with SPSS software. I would be very thankful to recieve advice!! For now I have been reading about...

12 January 2021 5,549 3 View

Do you know any available open-source data on animal behavior for model validation?

In my research related to monitoring the cow behavior with help of sensors I have a permanent and principal problem with the data for model validation. I tried to find some available open-source...

26 December 2020 8,197 2 View

I would like. How they can be simulated the deformational processes of valvular aortic stents??

We have a projet about TAVI

22 December 2020 7,729 1 View

Is the fluorescent protein must be totally photobleached in FRAP assay?

Hi I have tried to measure the mobility of a protein of interest by the FRAP assay. The protein was fused with GFP. I overexpressed the fusion protein in Hela cells. However, when the area of the...

14 December 2020 6,567 1 View

Which is the best Instrument for obtaining the geophysical properties of sub-soil?

For performing the real scenario ground seismic simulation, we require certain input parameters like Shear wave variation with depth or Vs (30), density of the soil layers etc. Following...

29 November 2020 9,714 4 View

Protein concentration decrease after dialysis?

Recently I have been involved in this problem: After expressed by adding IPTG, lysed with B-PER, and resolved with Buffer B (8M urea), incubate with Ni-NTA beads, everything looks fine. When I...

21 November 2020 7,416 3 View

Using multiple linear regression to solve a multiple-way ANOVA problem?

Specifically, I want to know if I can use multiple linear regression to predict a response value 'y' from it's associated "treatment" or "group" averages in several variables. Let's say:...

04 November 2020 632 19 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

Can any one suggest the name of Litchi insect/predator?

Is it a type of Ambush bug or what? Thanks

14 January 2021 9,381 3 View

Which is the most recent and updated classification of Class: Insecta?

Based on the many publications from several decades, we came across many classifications of Insects. Among them which one is more updated and approved classification that can be used for research,...

05 January 2021 3,668 9 View

How can we say a species of insects got extinct?

02 January 2021 4,232 10 View

Santolina species, wax moth and bees?

Expect a savage answer and being reported to ResearchGate Admin if your answer clearly shows you did not read the whole question and you are scamming the points system by answering with an...

12 December 2020 4,413 7 View

Can we DNA barcode dry Museum insect specimens?

I am an student of entomological field, I am interested to work on DNA barconding of beetles, I have some fresh collection and some Museum specimens as well. I am not much clear that whether...

30 November 2020 7,248 14 View

What is the optimum Wolbachia population that can significantly affect dengue cases in densely populated provinces in the country?

I am working on a paper that looks into the dynamics of the spread of Wolbachia and its potential impact on dengue transmission, particularly in the Philippines.

29 October 2020 6,723 3 View

Preserving mites in a mixture of ethanol and propylene glycol?

Ethanol and propylene glycol are both used to preserve mites, and each have their drawbacks (i.e., evaporation and specimen distortion). Some people add a small amount of glycerol to vials of...

08 October 2020 9,516 6 View

What solvents can be used to dilute the Lepidopteran defence droplets (scoli glandular secretions from lepidopteran larvae)?

I am trying to analyse the chemical profile of defensive droplets from the lepidopteran larvae (T Trypanophora semihyalina ). when i collected and tried to dilute in the hexane and acetone the...

23 September 2020 2,994 3 View

Author who is not actually an author of some of my publications?

I came out to realize that a person who is enlisted as an author of some publications that I am the REAL AUTHOR, is marked instead of me. How do I change that? Example: Standardized sampling...

21 September 2020 378 7 View