Where can I find life cycle inventory or assessment of non woven materials?

Dear network, I am looking for the LCA or LCI or at least the energy balances of the non woven fabrics process for my master project, in specific for natural fibers, yet I have found...

02 March 2021 9,662 1 View

Can I arbitrarily take a cycle number of 40 for the gene that was not expressed at all in qPCR results calculation?

I ran RT-qPCR for a control and a treated group and it appears that my gene of interest was not expressed at all in any of the subjects in the control group. So I was wondering if I could...

20 February 2021 6,243 10 View

How to read a flow cytometry graph detailing cell cycle?

Hello everyone, When determining cells in different stages of the cell cycle, cells are stain for Brdu and Propidium Iodide. I understand how PI can be used to discriminate between G1 and S/G2...

18 February 2021 3,920 3 View

What to do with absence of fluorescence label in Fucci2a mouse-derived fibroblast culture?

Dear all, I have harvested fibroblast cells from R26p-Fucci2 mouse embryos (mouse line as described in this paper: https://dev.biologists.org/content/140/1/237) and cultured them on plastic,...

17 February 2021 3,368 2 View

Does anyone know if the Quantstudio 3 qPCR machine requires a passive reference when Using SYBR? I ran a qPCR and got the plot in the attached file.?

I know that my target is in my sample as I extracted it from cell culture myself. These plots show some amplification. The first one seems O.K for the first 36 cycles but then collapses at the...

14 February 2021 2,809 2 View

How to purify cycle sequencing PCR reaction?

i am purifying cycle sequencing PCR reaction. i have tried multiple methods given in BDT manual (provided with the instrument) .everytime i used 96 well reaction plate for this purpose. 7 wells...

14 February 2021 8,534 2 View

Are there any exception like work hardening in metals elastic limit due to dynamic loading?

The samples made out of spring steel are taken from same lot. The specimens were shaped following heating to forging temperature - Forming- Hardening -Tempering methods. After storage of almost 6...

11 February 2021 952 6 View

Having trouble with qPCR amplification plots. My curve's never seem to reach a plateau. Any ideas?

The parameters of the curve all seem acceptable, typically reactions results are above 0.9852, -3.1 to -3.6 slope, and 90-110% reaction efficiency. The results seem to be what I would expect from...

04 February 2021 1,138 3 View

How can I multiply values with standard distribution and with triangular distribution?

I am calculating emissions considering the uncertainty of the data to do Monte Carlo simulation. Some variables such as yields have normal, lognormal or even uniform distributions. These must be...

03 February 2021 6,318 5 View

Queries regarding the rain flow counting algorithm?

02 February 2021 9,790 2 View