Are there any interesting areas of research yet to be studied with rice viruses?

I'm currently in the process of coming up with a research pitch for a lab to be funded here in the Philippines. Rice is quite the common crop in the South East and its diseases are commonplace....

23 November 2020 5,194 4 View

What is the best method to conduct a meta analysis?

Dear Colleagues: For those of you who have conducted a couple of meta analyses, do you agree with these steps? What is the best method of extracting the data from the chosen studies? Formulate...

26 October 2020 1,539 6 View

Point zero charge Activate carbon, influence of mass?

Hello, I am going to do PZC of some activated biochar/carbon. I thought of doing it by Potentiometric titration with varying pHs and using a salt like NaCl at 0.01M. Now I am wondering: does the...

20 October 2020 5,108 5 View

Is there a database indicating the carbon and nitrogen storage capacity of vascular plants (in Europe)?

Hi everyone, I search a database or a review listing the capacity of vascular plants to storage carbon, nitrogen or other important chemical elements. I work actually on a mountain area (Swiss...

19 October 2020 8,596 3 View

Why is my Tet on system constitutively active and not dox inducible ?

I am using a Tet on system to overexpress a LncRNA in mouse ES cells, based on a piggybac vector (pXlone). I performed transient and stable experiments. In both cases, the LncRNA is expressed even...

13 September 2020 8,303 1 View

With increasing water shortage are the drought resistant plants going to be a solution for food production?

In many areas in the world the lack of water parallels the desertification.Is the creation of new drought resistant plants going to solve the problem for the world nutrition or do we have to...

20 August 2020 8,561 7 View

Have you found an arithmetic ratio of form 3/2 in your investigations in physics, quantum physics, genetic code, chemistry and other fields?

Do you think then that there is a universality of this particular ratio? I, for my part, highlighted this ratio in these different areas: Genetic code, quantum physics and the 3/2 ratio The...

19 August 2020 3,070 5 View

Generalization of a quantitative study?

I conducted a quantitative study addressing 340 executives. The administration of the questionnaire was held by a panel company. The analyses were conducted using Smart-PLS. A reviewer asked me:...

22 July 2020 7,099 2 View

Do anyone know a good software allowing interactive 3D visualization of density plot?

Hello, I would like to make a interactive 3D representation of some data point. We are studying position of some cell of interest and we extract from serial coronal section XY position of the...

15 June 2020 8,117 2 View

No title

14 June 2020 2,475 7 View

Can linear DNA be used as template for site-directed mutagenesis?

Is it possible to induce site-directed substitution mutation by quick-change method on linear dsDNA? or it has to be cloned in some vector? If yes, should it be treated with the Dpn1 enzyme...

03 March 2021 401 4 View

Does anyone have a recommendation for yeast reporter gene plasmid/protocol?

Hi, could anyone recommend a plasmid and/or protocol for reporter gene assay in S. cerevisiae? I want to assess the effect of growth conditions on a transcription factor, so I want to clone it`s...

01 March 2021 210 1 View

Why might my GFP tag be dissociating from my plasmid after transfection?

I have a set of stably transfected cell lines all transfected with plasmids containing GFP tags on the C terminus. During a western blot using anti-GFP antibody, one of my plasmids has dissociated...

01 March 2021 9,310 4 View

Expression cloning by using cDNA,do I need to modify the cDNA first?

I am going to have a expression cloning of mammalian gene by using shuttle plasmid to transforming the E.coli However I don't know I should only inserting the Coding sequence ,or I can...

28 February 2021 5,440 3 View

Problem with shRNA transfection. Why are only two plates getting contaminated instead of all?

I transfected my LNCaP-WT cells with 3 shRNA plus their NTC two weeks ago and split two puromycin selected cell plates on Friday last week(Feb 26). I checked for GFP in the cells, and they all...

28 February 2021 4,949 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

Anyone know of a good progesterone antibody?

I am looking for a good progesterone antibody to quantify levels of progesterone in zebrafish. Applications would be ELISA, and immunohistochemistry.

28 February 2021 5,929 2 View

Any specific pipeline or parameter to analyse total transcriptomics study of brain tissue samples?

I have two groups of brain samples, control and treated for example. It was total RNA nova seq sequencing. I tried all the available pipeline like: star+rsem+deseq2, Hista+stringtie+cuffdiff,...

27 February 2021 356 6 View

Did anyone ever try using pLVX-TetOne Plasmid with a copGFP as a selection marker instead of Puromycin?

When using a lentiviral vector for inducible expression of genes using the Tet-On system. In the literature, I saw a widely used of pLVX-TetOne-Puro Plasmid, is there a reason why people prefer to...

25 February 2021 1,011 3 View

Why do the PCR bands from the cDNA templates (extraction from the cell after transfection) show different size from the band of the plasmid template?

After transfection with the plasmid ( linearized ) and subcloning of the cell lines, RNA was extracted from the cell and then reverse transcripted to cDNA. When PCR reactions were run to verify...

25 February 2021 5,712 3 View