Alternatives to traditional cloning of insert into backbone (dsDNA)?

Hi, I am stuck with a cloning experiment: The insert & backbone(bb) share one compatible end at 3' end(NotI) and one incompatible end at 5' end (XbaI for insert; HindIII for backbone). So i...

16 February 2021 1,664 3 View

How structure of monomers in molecular imprinted polymers influence their selectivity?

Hello, I'm biologist and currently working on MIP. I wanted to know is there any literature that mention the influence of monomer structure (for example size of molecule) on MIP selectivity and...

27 October 2020 1,571 6 View

What mask can be used for ultra-deep KOH etching on 110 Si?

Hello everyone! I need to etch Si to the depth of 1mm approximately, not affecting the surface of the sample (which is atomically flat and must be kept as it is, so we can't anneal the sample)....

16 August 2020 9,727 1 View

Are there any papers where advantages and disadvantages of different drug delivery systems are observed?

I'm writing PhD thesis and need to compare different drug delivery systems applied to SOD delivery.

22 July 2020 7,210 2 View

Which molecular structures are stained by trypan blue and ink-vinegar for visualization of mycorrhiza?

What do these substances stain exactly?

20 June 2020 8,653 1 View

How to calculate the band structure for a two-dimensional triangular lattice?

You can provide links with calculation and clear examples of the methods used. I would also like to understand how to take into account a specific potential. How to determine the forbidden zone...

09 June 2020 9,728 2 View

Can anyone advice empirical papers on ideas and their impact on institutional change?

Does anyone know any good papers on the impact of the political elite's ideas on institutional transformations in terms of comparative politics? It will be really great if there are both...

27 February 2020 3,665 3 View

Is "green energy" really "green"?

Is "green energy" really "green"? Is Green Energy Really Eco-Friendly? Isn't solar panel manufacturing too dirty? Is it not too damaging to put wind turbines in farmland? Don't we pay too much...

24 January 2020 4,067 14 View

Is it possible to purify the protein using Ammonium Sulfate precipitation only?

Dear All, I am about to start purification of many variants of not tagged recombinant protein expressed in E.coli. I need it to be at least 70% pure. Column purification would be very time...

09 January 2020 7,116 4 View

What solutions (fixatives and dyes) are used to make colored sections of plant roots in mycorrhizal symbiosis destined for light microscopy ?

I want to make sections of mangrove roots to search for mycorrhizal symbionts. Which solutions are usually used for the fixation and dyeing of this kind of samples ? The fixative agents may not...

20 December 2019 7,362 3 View

How to compare two groups with only two measurements?

Hiiiii everyone! I have an enquiry on statistical analysis. I was looking for many forum and it's still cannot solve my problem. I want to compare means of two groups of data but only with two...

03 March 2021 8,796 3 View

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10?

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10? Since, the growth curve from day 2 to 10 won't be like the "Logistic curve" it might not follow logistic...

03 March 2021 1,401 3 View

After a reference from Int J Body Compos Res, can any body help?

Hi, I am after the reference below, my library says it cannot obtain a copy either locally or internationally, any help appreciated! Chris Wang ZM, Heshka S, Wielopolski L, Pi-Sunyer FX, Pierson...

03 March 2021 6,193 1 View

How to increase a model accuracy ?

dear community, my model is based feature extraction from non stationary signals using discrete Wavelet Transform and then using statistical features then machine learning classifiers in order to...

03 March 2021 6,994 5 View

1. What is the impact of having different scales in a survey? and how can we solve this problem before and after data collection (Literature)?

1. What is the impact of having different scales in a survey? and how can we solve this problem before and after data collection (Literature-based reflection)? Thank you for your time and for...

03 March 2021 2,870 3 View

What degree of missing data in a particular case/participant results in Expectation-Maximisation no longer working?

I'm dealing with a mediation model and am using the PROCESS module in SPSS. Due to SPSS and PROCESS being limited in the imputation methods - being unable to handle multiple imputation - the other...

02 March 2021 4,362 1 View

Can NFL theorem be valid in infinite search space in ML?

NFL theorem is valid for algorithms training in fixed training set. However, the general characteristic of algorithms in expanded or open dataset has not been proved yet. Could you show your...

01 March 2021 1,189 3 View

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01 March 2021 3,905 5 View

Does anyone know how to plot my station to a section plot on Ocean Data View (ODV)?

I made a vertical section plot with WOA .nc file on ODV, and now I want to plot my stations (csv. file) in it. Does anyone know how to import my points to the section? They are two different...

01 March 2021 3,610 1 View

Which is suitable for use with Python? MySQL or SQL Server?

Which is suitable for use with Python? MySQL or SQL Server? What is your suggestion?

01 March 2021 3,422 3 View