How can i teach grammar in Spanish as a foreing language in B2?

hello there! i want to know how can i teach grammar in Spanish as a Foreing Language in level B2 but in a didactic way. please if you have some articles or some authors please let me...

06 October 2017 8,354 3 View

How can i create a teaching sequence with writing and reading?

06 October 2017 6,782 2 View

Talking about the index of selectivity (SI), in cancer research , what value starts to be a (SI) good? And where I can find that information?

I have values (SI) of 4.18 and in the literature and found ranges from 0.02 to 18 in my area.

29 November 2016 7,351 3 View

Using FMOLS for analyzing the effect of investment on growth, should I use the lag of investment (and of other controlls) as instrumental variables?

The model is: lnGDP = lnINVESTMENT + lnX + E The data consist of a panel of six countries and 19 year periods for each. All variables are stationary at I(1) and are cointegrated (two...

15 July 2016 6,260 1 View

How good is your MMTV-Cre mice line eliminating your gene of interest? I am working on a FVB background.

I am trying to eliminate a gene on the mice mammary gland using also MMTV-PymT tumor mice line.

14 May 2013 5,396 1 View

Enhanced Yellow Fluorescent Protein (Aequorea victoria) DNA sequence?

I am on the lookout for the Enhanced Yellow Fluorescent Protein (Aequorea victoria) DNA sequence. Does anyone know where I can find it? Thank you in advance

03 March 2021 3,568 1 View

How to quantitative analize the data of TNBS assay for gelatin?

Estemeed colleagues, I found some issues regarding the quantification of the data for TNBS assay. There are different protocols on how to perform that but it is clear to me the "fil rouge" that...

02 March 2021 2,616 1 View

How to simultaneously perform multiple biochemical assays?

I am a research scholar working on heavy metal stress on plants. I will be doing biochemical characterisation( protein, carbohydrate, proline, antioxidant enzymes and many more assays) at interval...

01 March 2021 6,999 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

RIA. How to measure?

When you use RIA, with a control the unknown sample with antibodies, you bare in mind the binding sites of the antibodies. However you still need to measure labelled antigen (radioactive) and not...

28 February 2021 2,133 3 View

What's the concentration recommend for recombinant protein use in western blotting?

I'm currently working having problem with the concentration for recombinant protein use in western blot, the one been used is Recombinant Human CD19 Fc Chimera Protein-rndsystem which does not...

24 February 2021 8,514 3 View

I have a time series data of some biochemical studies ( DNA and Chromosomal damage) which I intend to use to further predict into future ?

I have a time series data of some biochemical studies ( DNA and Chromosomal damage) which I intend to use to further predict into future without necessarily conducting the assay for an extended...

23 February 2021 7,842 1 View

What is the standard protocol in doing replicates for C. elegans lifespan assay on solid media (thru worm picking)?

I would like to know what is the standard protocol in the number of worms per plate and number of plates per concentration of extract X in a lifespan assay done in solid media and not automated...

23 February 2021 9,933 1 View

Why anti-CD20 or other antibodies are not used to label target cells in flow cytometry t-cell cytotoxicity assay?

New to the field of cell therapy. Why fluorescent-labeled antibodies to target cell antigens are not used for determining target cell count by flow cytometry in cytotoxicity assay (eg car-t)? Cell...

21 February 2021 3,278 3 View

Can anyone help or comment on solubilising chlorobutanol in aqueous injections in minimum time possible?

Please suggest solubilisation of chlorobutanol in injections. Tried pH and high temperature. But the issue is of assay drop. If anyone can suggest any solution. Its a commonly used excipient for...

21 February 2021 7,397 1 View