My Xenopus oocytes (healthy frogs) explode before I can make any electrophysiological records, why?

Xenopus laevis oocytes are used in electrophysiology to make transient expression of injected mRNA fragments. Through the technique of 2-electrodes voltage-clamp we can record the physiological...

11 January 2021 6,005 4 View

Error estimate given from "gmx msd"? Is it std deviation or std error? If std error, what's the confidence interval [RESOLVED] ?

I used the gmx msd function to calculate the mean square displacement and estimate the diffusion constant of atoms in my simulations. The *.xvg file reports the diffusion constant and also gives a...

10 February 2019 6,307 3 View

What is the Maximum observed variables can we used in the the AMOS (SEM) for one latent variable?

Hi, Am using the SEM (AMOS) model for my research. am using 10 observed variables for one latent. can we do this 10 variables by using SEM (AMOS).? give your valuable suggestions.

27 October 2017 8,587 3 View

Seedlings and ozone. Foe or friend?

In seedlings it is important to verify that ozone does not cause damage, because plants are more sensitive to ozone in juvenile stages (Timonen et al., 2004). Ozone, applied diluted in water and...

01 January 1970 6,715 2 View

Does all the nitrogen present in an irrigation water (in its organic or inorganic forms) become nitrate after ozonation of the water?

This is the scenario: 1) Irrigation water with a composition of ferric nitrate [Fe(NO3)3], ammonium nitrate [NH4NO3], ammonium nitrite [NH4NO2], ammonium nitride [(NH4)3N] and humic acid (full of...

01 January 1970 5,686 4 View

What can happen to a vegetable oil bubbled with nitrogen gas for a long period?

I wonder what can happen to a vegetable oil (for example, olive oil or sunflower oil), if instead of bubbling it with a source rich in oxygen (for example 10% nitrogen : 90% oxygen), we bubble it...

01 January 1970 9,037 7 View

Blood markers related to covid-positive

There are many immunological and PCR research about COVID-19, but I wonder if there are a relationship among COVID-positive and any blood parameter. There is information that put the target on...

01 January 1970 9,321 10 View

Is stone a sustainable material? Is it a sustainable approach to use natural stone waste in architecture?

I'm designing a zero-waste restaurant and considering using marble waste to make some tables and a bar countertop. My clients think it's not "sustainable enough" and I would like to have more...

01 March 2021 4,326 7 View

How the values of errors can be calculated for thermodynamic data?

I have calculated thermodynamic parameters for surfactant solutions in aqueous and mixed alcoholic solvents. I want to calculate the value of errors in the data and represent it in the table along...

22 February 2021 239 2 View

How to get/count refractive index in gasses?

20 February 2021 8,202 6 View

Is there any publication about the effect of basketball and volleyball on body height?

Many people believe that some stretching sports with vertical jump such as basketball and volleyball can increase the body height. On the other hand, others do not agree with this argument. The...

02 February 2021 281 6 View

How do you annotate figures to show significance?

30 January 2021 1,008 3 View

How to use multiple tables to generate a graph in Graphpad Prism?

I have two different tables: one for metabolic activity of the cells in a plate, the other one is the Total DNA assay from the same plate. I need to generate a graph which represents metabolic...

29 January 2021 3,294 5 View

Regarding to presentation of pairwise comparison of data?

22 January 2021 8,648 1 View

How to calculate the number of degrees of freedom in a Mantel test?

Hello, I've performed a Mantel test between my microbiological data and the geographic distance where those samples were collected, using a table with 516 samples. However, the test doesn't...

16 January 2021 8,713 4 View

Which statistical test to use for comparing percentages between multiple groups?

Hello everyone! I am looking for some statistical help! I am working in in vitro micropropagation and one of the aspects that I am studying is the rooting of plants in 10 different growing media....

14 January 2021 7,575 5 View

Can use the same vector for overexpression and transient expression?

Dear Researchers, I am using pCAMBIA1301/1302 vectors for overexpression study, so can use the same vectors for transient expression? or need to design another vector for transient expression;...

08 January 2021 7,975 2 View