Transcriptional or post-translational regulation?

I have came across a paper where they observed a delay timing of a drug inhibitory effect and insulin stimulatory effect respectively on purine synthesis, and thus, they suspected that the...

09 October 2018 9,919 0 View

How to process RNA-seq results?

I have obtained the RNA-seq results, which is in an excel file with all the fpkm values. May I know how do I check the gene expression profiles? Is there any software for this or I gotta manually...

04 May 2018 3,338 9 View

How to determine a protein is working downstream of another protein?

If overexpression of protein A can rescue the growth defect caused by mutation in protein B, can I consider protein A is working downstream of protein B? If yes, why is it so?

04 May 2017 7,522 24 View

Can anyone suggest method to extract membrane proteins?

Currently I am having problems in extracting membrane proteins (ammonium transporters), can anyone help? I used LDS in extraction and I did not heat the samples. Proteins in lane 1-4 seem like...

03 April 2017 773 20 View

Best temperature to dry DNA samples after ethanol precipitation?

I am preparing samples for BigDye sequencing. After PCR, I did ethanol precipitation to clean up the samples. In order to dry up the samples (after removing 70% ethanol), is it okay for me to dry...

09 October 2016 6,100 8 View

Overexpression of a gene is toxic to the cell? Why is it so?

Currently I am working on a new protein in fission yeast. Based on the predicted function, it is involved in transcription. We found that when this gene is overexpressed, the cell growth is...

06 July 2016 8,718 1 View

If one of the proteins in S.pombe was tagged with FLAG, is this pombe still considered as wild type?

One of the proteins in S.pombe that I am working on is tagged with FLAG, so can I still call this strain as wild type as it contains a fragment of foreign DNA? If no, what is the right term for it?

05 June 2016 8,096 3 View

Can I re-digest my digested PCR product?

I have digested my PCR product with NEB Not1 and Nde1 for 1hr. I have cut the band and purified the product. However I afraid the digestion is incomplete, can I re-digest them again? Is there any...

04 May 2016 2,655 17 View

Anyone has protocol for TaKaRa PrimeSTAR mutagenesis basal kit in English?

02 March 2016 4,844 6 View

What is the maximum number of plasmids in a cell?

May I know what is the maximum number of plasmids (with different origins of replication) can be taken up by a cell? What factors affect this? The maximum I have tried was two.

01 February 2016 4,336 4 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

No title

02 March 2021 3,060 3 View

What do you know about biotechnology art?

What do you know about biotechnology art?

02 March 2021 1,653 3 View

Which is the best place in the world for the plant biotechnology research?

I am searching for a good place for the Post Doc,

02 March 2021 4,053 3 View

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

02 March 2021 7,082 3 View

Is it possible for two human neuronal cell lines to have different gene sequence for the same protein?

I am looking at the ATP1A2 (Sodium/Potassium ATPase alpha subunit 2) in two human neuronal cell lines. Expression levels of this protein seems to be almost equal when detected by one antibody....

01 March 2021 3,607 3 View

Is CD44 degraded in lysosome together with hyaluronan after CD44 mediated endocytosis of hyaluronic acid?

Also when RHAMM binds hyaluronic acid, they get internalized, will RHAMM also be degraded? Or both CD44 and RHAMM will be transferred back to the cell membrane? Asking for breast cancer cell line...

01 March 2021 8,169 2 View

Genome-wide gene identification protocol ?

Is there any book chapter/book, webpage or research article available to understand genome-wide gene identification?

28 February 2021 8,095 1 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

Does anyone have a sequence for the human CD34 promoter?

I'm looking for the human CD34 promoter sequence to engineer into a vector construct. Can anyone recommend a good source for this sequence? Thanks very much, Laura

25 February 2021 8,205 1 View