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

Could someone recommend a journal similar to Biodiversity Data Journal?

I'd like to publish some ideas about taxonomical database. This is possible to do in Biodiversity Data Journal or PeerJ, but I need to pay for an article. Does anybody know similar journals...

23 February 2020 6,876 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 is the cause of the banding obtained after purifying the PCR product with ExoSAPIT?

Hello We are working on a PCR product with an approximate size between 5000 and 7000 bp, we want to use it as a positive internal control, since we have sequenced it and it corresponds to the...

17 February 2021 2,896 3 View

Is this the fragment of a sauropod tooth?

Dear colleagues. Fragments of this species are very rare from a terrestrial Lower Cretaceous locality from Germany. Up to now from this locality sauropods could not be proved with certainty. Other...

14 February 2021 2,310 1 View

Antibody fragments after Dha (Dehydroascorbic acid) re-oxidation?

Hi, I am trying to re-oxidize the disulfide bridges of an antibody with DHA. I always have some good amount of HL fragments (heavy + light chain fragment), despite varying reaction times, pH,...

31 January 2021 9,495 2 View

Gibson PCR and reaction challenges, any tips?

Hi I am having issue's with Gibson assembly, seeing as I am new in the filed of cloning, expert feedback would be very much appreciated I am trying to clone two fragments (frag 1 [185bp, 145bp w/o...

29 January 2021 1,406 2 View

How can I solve this problem with agarose gel DNA purification of bigger (1-4kb) fragments ?

Hi everyone, I perform a PCR + Restriction Digestion (single cut, same at both sides) over a metagenomic library. After that, I am trying to purifiy DNA fragments between 1-4kbp long from the...

24 January 2021 2,190 5 View

I am having trouble with cloning my gene. How can I fix this?

16 January 2021 6,566 8 View

Why am I getting 2 bands for Gibson Cloning Vector PCR?

Hi, I designed Gibson primers (2 primers for fragment and 2 primers for vector) using snapgene. Then I ran PCR separately for Fragment and Vector. Fragment DNA was found to be the correct sized...

11 January 2021 9,500 2 View

Does Tea Garden proves to be an alternative to forest landscape?

Is there possible that the Tea Gardens proves to be an alternative habitat to forest dwelling organisms? If yes, what pressure do they face in relation to anthropogenic pressure?

03 January 2021 429 13 View

Why do I keep obtaining the same secondary PCR band along with the specific product band?

Hello everyone! I need to amplify a specific DNA fragment in order to do Sanger sequencing for the detection of a point mutation in human patients. The fragment is in an exon of my gene of...

25 December 2020 1,805 3 View

Has anyone measured split YFP in a Tecan (Bimolecular Fluorescence Complementation)?

Hello, I've been trying to measure split YFP-constructs using a Tecan. The problem is, i can detect YFP as a whole construct without any problems (so the excitation/emission wavelengths are fine)...

15 December 2020 2,209 1 View