Is nanotechnology part of materials science? Is it possible to obtain Pico technology and move from hypothesis to application?

Pico-scale This is three orders of magnitude smaller than a nanometer (and thus most nanotechnology) and two orders of magnitude smaller than most chemistry transformations and measurements. Pico...

18 February 2021 4,540 5 View

Can any one provide information about medicine, epidemic and critical issues or it is mandatory to be an expert ?

Due to the pandemic of coronavirus, the most source that the people depend on was social media. There is no guaranteed solution that is biased from political opinion. An example of that the...

01 February 2021 7,567 3 View

Why most of the student and teacher of the university wanting to retune to university campuses ?

with knowing that they might be at risk of the epidemic. The rapid evolution of online learning does not affect that desire to return to traditional learning. is the reason of that socially, or...

29 December 2020 899 9 View

Does electromagnetic fields harmful to our bodies?

Does magnetic field can heat the human body? According to the International Commission on Non-Ionizing Radiation protection (ICNIRP), there is a maximum allowable magnetic field exposure to our...

14 October 2020 7,594 3 View

Corona virus force higher education institutes to change suddenly for fully online learning ?what are the attributes to build evaluation model to(SC)?

Researcher provide us with higher education quality assessments models. To create an evaluation model for sudden change from traditional learning to online learning we can use these model. To...

02 August 2020 4,333 3 View

Hi,What is the names of all organic laser dyes?

Hi,What is the names of all organic laser dyes?

16 April 2020 3,543 11 View

What is the best online system to cover the higher education learning process?

We start to use Microsoft teams for online education purpose because of quarantine caused by corona virus in Jordan. What are the phases of e-learning that should we cover throwing the...

17 March 2020 3,850 10 View

How coluld we prepare to sudden change from traditional education to online eduction in university?

Because of the corona virus epidemic, the administration of higher education decides that all universities in Jordan need to convert fully to online education if the country announces the...

08 March 2020 6,398 32 View

What is the disadvantage of using Artificial intelligent (AI)?

could AI harm people? could AI be out of control? could we rely on AI at level that we give up on providing idea with our own mind? could AI prevent our mind from evolving?

06 August 2019 958 6 View

The Artificial intelligence is used for many benefits, but the end of it is known total destruction of the human race, do we have the right to ban it?

If we want to keep using technologies we must abandoning Artificial intelligence. unless we found a way to control it which is unlikely to happen. Some rules must be adopted to band or control AI...

03 July 2019 4,336 4 View

What are the pros and cons for mice versus rats?

Hi Everyone, I am designing a pilot study using rodents to assess the effects of simulated space environments (radiation + altered gravity) on microbiome and immune system. I have limited...

24 February 2021 1,825 3 View

What should be the duration of exposure to simulated space environments with Rodents?

Hi, I am currently working on a pilot study to get some data related to the impact of long duration spaceflight to the microbiome and the immune system. I plan to use rats and simulate...

22 February 2021 592 1 View

How to perform Kaplan-meier survival analysis in SPSS?

Hi everyone, This is my first time of attempting to run survival analysis. I have a data on patients with End-stage Kidney Diseases (ESKD). I would want to run survival probability by treatment...

16 February 2021 2,647 3 View

How can you tell if your organotypic slice culture is healthy ?

I'm working on organotypic cerebellar slice cultures from postnatal rats and I'm not sure how to tell if the slices are healthy at any given point. I know there should be a lot of microglial...

15 February 2021 2,830 2 View

Trouble shooting with his tagged protein expression in E.Coli?

i have issues in expressing a chicken protein in BL21 cells with his tag. I do not see induction even at 18 degrees. Any suggestions

15 February 2021 8,939 3 View

Why daily dexamethasone given to rats fed high fat/fructose/salt cause very high mortality rate?

rats were given daily dexamethasone in drinking water corresponding to 0.5 mg/kg or 2 mg/kg. These rats are simultaneously fed 25% fat, 3% salt in diet and 10% fructose in drinking water but...

15 February 2021 7,634 2 View

Can anyone suggest a way to dissolve insulin which is for rat/mouse injection?

We are trying to inject insulin to rat or mouse, but the insulin we've got is powder, and there are many ways for dissolve, like in saline, PBS, DMSO, or in Tris-HCl, can anyone give us a...

13 February 2021 8,426 10 View

How do I fix tissue rolling while cutting frozen rat brain section with a cryostat?

I am cutting rat brain sections at 20um at -20C. The tissue is cutting nicely out of the O.C.T solution, but I can not get a decent section to adhere to the slide. I have included an image.

09 February 2021 1,345 5 View

Patients with chronic kidney disease could get COVID-19 vaccine?

04 February 2021 278 4 View

Rat Macrophage Markers for Flow Cytometry?

Hello, I'm trying to identify good putative macrophage markers for flow cytometry in rats.

04 February 2021 3,913 4 View