Is there anyone working on the effects of air pollution on under five children. what are the key issues that may need to be covered?

Air pollution is undeniably a risk factor for many respiratory conditions. my research focuses on the effects of air pollution on children less than 5 years in South Africa. However, I am finding...

20 April 2020 9,915 3 View

Interview questions analysis?

So i am seriously thinking about the use of interview on one of the studies I am presently conducting, however, I want to confirm if it is possible to analyze the response of respondents with the...

30 January 2020 9,870 7 View

Micro pension plan and informal sector workers?

Hello scholars, I've been wondering about this for sometime. How effective is micro pension plan in your country? The Nigerian government officially launched the plan in 2019. However, I seriously...

26 January 2020 5,159 2 View

Review of literature in journal articles?

Does review of literature in a journal article have to be comprehensive? Also, does it have to follow the standard format of conceptual Framework, theoretical Framework and empirical Framework?...

06 October 2019 814 12 View

How long can tissue homogenized in Trizol be store at -30c for?

Our lab mistakenly stored homogenized tissue samples in Trizol at -30 for an extended period of time (over a year). Should we toss these samples or should they be moved to -80? We don't plan on...

18 September 2019 1,216 1 View

Does anyone know why I am getting bad dissociation curves but ideal amplification curves for RT-QPCR?

This issue is occurring sporadically. I am wondering whether it may be a faulty machine part or my reagents/ cDNA. I do not think it is due to bad master mixes because I ran clean tests on the...

05 July 2018 1,040 2 View

Cutting a dimer insert?

I already dimerized an insert in a vector and now trying to cut the dimer for further cloning; since there are no suitable clean ways to this, I intend to do a full xbal digest of the vector (It...

08 May 2018 5,295 5 View

What do i need to worry about if a restriction enzyme is CpG methylation sensitive? Is there any way to make it work?

I am trying to carryout diagnostic digest with AatII and DraIII (Adei) but the two did not cut as expected. Could it be because of CpG sensitivity? The tests are the paired lanes separated by...

09 October 2017 4,951 5 View

Does anybody have any material or samples of algorithms that simulate bacterial analysis and mutation?

I am looking at a scenario where by we have a laboratory information system for bioinformatics doing organism analysis and deducing if future outcomes could be an outbreak of a disease. Mainly in...

24 November 2014 5,884 2 View

What is a low-cost method for nitrogen evaporation of solvents for hormone analysis?

I have noticed that the classic Evap-O-Rac is no longer manufactured. I plan to extract hormones using either methanol or dichloromethane under a gentle stream of nitrogen. Any suggestions for a...

03 November 2014 6,241 2 View

Physics: Why do we describe light by referring to its wavelength, but microwaves and radar pulses by referring to their frequency?

In physics, the description of the properties of light generally refers to its wavelength (nm), while in the range of microwaves and radio waves we refer to the frequency of a signal (e.g. kHz or...

03 March 2021 1,682 3 View

Is there any effect of different colours of light (white, red, yellow, blue etc.) on the rate of photosynthesis? If yes, why?

Light is inevitable for the process of photosynthesis reaction. Naturally sunlight plays the vital role for this process. Light may be of different colours like white, red, yellow, blue etc....

02 March 2021 7,890 2 View

Could anyone tell me what is the range of submillimeter wave?

There is confusion regarding the submillimeter-wave range. Many papers specify its range from 300GHz but some also consider its range from 100GHz. If I design an antenna on 122ghz what would I...

01 March 2021 516 7 View

Is there a deep reason for using the squared modulus of the wave function as the probability density of the existence of the particle?

I think we were all surprised at the first time we got to know quantum mechanics that the squared modulus of the wave function is the probability density of the existence of the particle? The role...

28 February 2021 6,282 9 View

In an eye with Tyndall, does each dot correspond to an individual cell?

When you observe the presence of Tyndall in an inflamed eye: Does each of the small floating dots correspond to an individual cell or to an aggregate of cells? Does a conventional slit lamp have...

27 February 2021 6,326 2 View

Complex wave form in ANSYS?

Is there a way to input wave speed in a complex form on ANSYS? The wave speed I need to assign a material is 325(1+0.11i) however I have been unable to do this thus far. Failing that, is there...

27 February 2021 5,969 1 View

How can I obtain time series data by country on night-time light (brightness) ?

Hi everyone, Please, how can I obtain time series data by country on night-time light (brightness) ? I've tried, but so far all I can find are maps. I am looking for numerical data, especially in...

24 February 2021 8,625 4 View

Could you please suggest to me research in which a relation between the shear wave velocity and the degree of saturation for stone was discussed?

Hi all, I am looking for a graph or a relation that relates the degree of saturation and the shear wave velocity for the marlstone. Looking forward to your suggestions Best Regards

24 February 2021 9,690 1 View

What are difference between laser diodes, simple light emitting diodes and power light emitting diodes when operated in the visible spectrum ?

I want to illuminate a scene (small space) using LED to capture photographs or videos of some tiny objects inside the space. But am not sure if I should use a Laser LED, or simple LED or power...

22 February 2021 4,240 4 View

How to interpret this FTIR spectrum of pyrolyzed hydrochar?

20 February 2021 2,840 3 View