How can I improve the concentration of banana fruits extracted RNA?

Currently, I'm working with banana fruits. I've tried to do RNA extractions with different methods, and I've gotten total RNA without contamination, but I couldn't get a high concentration of...

22 February 2021 6,126 2 View

What is the best way to isolate multiple Salmonella serovars from a single sample?

I am trying to isolate multiple Salmonella serovars from a single food sample. I started by incubating the sample in a non-selective BPW enrichment and from there used multiple selective...

19 January 2021 8,365 4 View

No title

Hi there! I'm very new to r and trying to run a multi-level meta analysis using pre-calculated effect sizes. I've attached the datafile below. The script I used as a first step to fit the model...

12 January 2021 8,214 2 View

Non parametric alternatives to one-way ANOVA for 4 groups?

Hi, Currently assessing NDVI data (vegetation index, continuous data) against land type (4 groups, categorical variables). My data is not normal, or has equal variance (transforming hasn't...

14 December 2020 7,796 3 View

How to remove the jacketing from the midsection of an optical fibre?

I have a HCS fibre with a 200 micron diameter. I want to remove the jacketing in sections along its length so I can replace the cladding underneath and create an evanescent field sensor. Obviously...

13 December 2020 3,068 2 View

the lack of promotion bringing dissatisfaction on the employees?

Write a report with literature review and recommendations for The relationship between lack of promotion and dissatisfied employees to apply your management role to resolve for employees.

21 October 2020 6,698 2 View

How do you extract DNA from buccal swabs submerged in 70% ethanol using Qiagen DNeasy Blood and Tissue Kit?

Hi, I collected buccal swabs (cotton and foam) from nestlings and adult birds and stored the swabs in 70% ethanol. There are few different protocols on the web but I am wondering if anyone has a...

11 October 2020 6,103 3 View

Please help: R problems with forest plots ??

Hello, everyone! I am having trouble running my syntax for my forest plot. Below is the syntax I have used previously, with the changed data frame for my current analysis. For whatever reason, the...

27 June 2020 641 1 View

Does anyone know of a parent-report measure of child loneliness suitable for kids between 6 and 12?

This will be used in a study of children's well-being (we will only have access to parents).

23 March 2020 8,355 3 View

How to calculate substrate consumption rate?

Hello lovely people, It is my first question here, so I hope you can help me.. For an experiment of my thesis I provided pure cultures with different concentrations of lactate an monitored them...

26 February 2020 1,114 3 View

No title

02 March 2021 3,060 3 View

Issues with Permeabilization during Flow Cytometry?

Hello Everyone. Currently I am working to characterize macrophages in the myocardium after ischemia-reperfusion injury in rats. Due to the low total cell number isolated from rat hearts I can...

01 March 2021 3,867 3 View

Which cell line should we use to perform biological dosimetry experiments?

We are preparing some experiments based on irradiating cells under different conditions in order to evaluate the effects in terms of DNA damage, genetic expression, etc. As our project is...

01 March 2021 3,355 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

Heat exchanger with liquid Nitrogen as coolant?

I want to cool Natural Gas from 195 Kelvin to 138 Klevin in a heat exchanger by using liquid nitrogen as the coolant medium. When entering the heat exchanger, the liquid nitrogen will have a...

01 March 2021 6,450 5 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

Do you need the CMV enhancer before the CMV promotor for a proper function of CMV on the gene that follows?

I'm a student and I have to produce a cell line with a knockin for the NRF2 gene with GFP. I have to put a promotor in front of the GFP because the gene will be too far away from the promotor of...

28 February 2021 7,127 2 View

Interested to stain mice tissue with WGA 488 conjugate, anybody has a protocol to recommend?

Interested to stain mice brain tissue with WGA 488 conjugate, appreciate if anyone willing to offer me some guidance or suggestions! Thank you!

28 February 2021 3,951 2 View

What could be some reasons why unstimulated monocytes are getting activated?

Im doing PBMC isolation -> CD14+ enrichment using magnetic beads -> stimulation setup. My negative control is just cells in cRPMI but they seem to get activated over and over again.

28 February 2021 7,883 3 View

No title

28 February 2021 9,936 2 View