How to dissolve Pentachloronitrobenzene?

Pentachloronitrobenzene is used to prepare the "Nash & Snyder" media to isolate the Fusarium. But this is not dissolving in 75% ethanol and distilled water (Normal and hot both). So Please...

05 February 2021 687 1 View

How to show a protein is being dimerized in SDS-PAGE gel?

A protein dimerizes through CTD. I have expressed CTD of protein with two different tags. Now, I want to show that these CTD of protein dimerize in a pull-down assay. But my doubt is that if the...

29 January 2021 7,529 4 View

What are the impacts of pKa1and pKa2 in drug absorption ?

Pregabalin is a crystalline solid with a pKa1 of 4.2 and a pKa2 of 10.6. what insight can i get from this aforementioned information during drug design. What is the difference between pKa1and pKa2.

28 December 2020 7,237 3 View

How to deal with negative factor loadings while performing PCA-MLR to calculate quantitative source contribution in air pollution studies ?

If I am getting some negative values in factor loadings while performing principal component analysis (PCA), then I should use that negative values to calculate daily source contribution using...

22 December 2020 5,248 1 View

What are the source markers of Naphthalene, Acenaphthylene and Acenaphthene in ambient atmosphere ?

Is any article available which reports the sources of these PAHs ?

22 December 2020 8,738 1 View

Why high infiltration in OM treated plot?

We are carrying out trial in the glasshouse where we are comparing the infiltration rate in sodic soil in two different treatments Polyacrylamide vs organic matter ( lucerne pellet). within 27...

25 November 2020 8,787 3 View

Where can one download data (csv, excel) for average daily values of AQI (air quality index) in popular cities, like, Delhi and Mumbai in India?

Air pollution has become a very big problem in Indian cities, especially Delhi. It requires immediate attention and we need to soon understand the trends, provide forecasts for future, issue...

19 November 2020 1,433 3 View

What is the best feasible method to plot DISTANCE vs LST graph?

The above question is intended to be answered in reference to the reduction of the urban heat island by the river.

22 October 2020 7,732 4 View

How monolayer graphene can be grown on copper foil via LPCVD technique?

Please tell me about the rate (in SCCM unit) of the flow of gases and pressure inside the tube.

12 October 2020 8,315 3 View

Which type of measuring instrument can be used to measure hot thermic fluid flow rate?

The flow rate of thermic fluid is less than 1 L/min and temperature ranges from 25 - 200 degree Celsius with a pressure limit of 5 bar.

06 October 2020 5,612 11 View

New Journal, "Integrative Psychological and Behavioral Science" -- do you not know, and have you not seen, this done before?

Question to you and THEM, the New Journal, "Integrative Psychological and Behavioral Science" -- do you not know, and have you not seen, this done before? There appears to be a core problem for...

02 March 2021 3,024 2 View

Which is a lucid standard comprehensive book to guide on psychological scale construction and its standardization?

02 March 2021 7,082 3 View

LOAD DISPLACEMENT CURVES Stiffness increasing in ANSYS non linear analysis. HOW CAN I CORRECT IT?

Hi. I am doing non linear FE analysis using a new material beam under flexural 2 point loading using ANSYS. I have defined a bilinear material model. The solution has converged. In results I am...

01 March 2021 9,911 3 View

How to choose ANN number of hidden layers and nodes?

Hello, Could you please share any interesting research explaining how to choose the number of hidden layers and nodes per layer in case of regression problems using ANN? Thank you, any help would...

01 March 2021 6,200 3 View

PUC19 as a transfer plasmid for lentiviral delivery?

Hello, Is it possible to use pUC19 as a transfer vector to be packed in using the second generation viral particles packaging system( pMD2.G; psPAX2 plasmids)? As far as I understand it there is...

28 February 2021 4,868 2 View

How could I take into consideration the weights of observation in a system of seemingly unrelated regressions (SUR) in rstudio?

I build a model of 4 regression equations (probit and OLS) in R studio. I need to take the weights of observations into consideration. While it is simple to do so for every regression equation,...

27 February 2021 1,233 1 View

Can Ethovision store the generated data and video recordings directly to NAS system?

The size of data generated by Ethovision is huge. Having NAS system for data storage seems to be a good option, I am wondering whether Ethovision can directly store the data to the NAS system...

27 February 2021 6,350 2 View

How to compare 2 samples recruited with different sampling methods?

If I want to compare characteristics of 2 groups of patients, one group is recruited from a random sample of the general public while another group is from a sample with a fixed gender (male to...

26 February 2021 3,526 3 View

Can random sampling have inclusion criteria?

As random sampling means that everyone in the population have an equal chance to be chosen, can it have inclusion criteria? My research participants have been chosen based on the inclusion...

26 February 2021 6,905 10 View

What are the patterns of human behavior that lead to COVID-19 infections?

Does data from contact tracing help in establishing patterns of behavior and social interactions that lead to infections? There are cases here in the Philippines where patients have no travel...

25 February 2021 9,002 13 View