Does anyone have an old digital 'whole slide' scanner that they can donate to a good cause?

New transplant programme starting in a small African nation, but they will need support and training in the examination of biopsies. A digital 'whole slide' scanner would allow virtual biopsy...

27 November 2019 9,900 1 View

Is transgender a feeling or a desire?

I encounter difficulty in getting the sense of transgender. If it is feeling how does it develop? If it is desire what motivates it? It is important that I should have knowledge on this phenomena...

23 July 2019 5,137 4 View

What are possible substitutes for P2O5 as a desiccant?

I've been using phosphorus pentoxide as the desiccant while drying my enzymes; however, our stockroom has now run out of the chemical. What are other chemicals that can be used as desiccants that...

12 January 2018 8,072 4 View

How to calculate the average correlation across samples in a meta analysis?

Dear researchers, I am conducting a meta analysis which analyses the correlations between personal values and different well-being scales across different studies and by that across different...

26 December 2017 748 6 View

Have a PCR product obtained with degenerate primers, need to clone. Interesed in one band specifically, how do I choose the ratio product:vector?

I am using degenerate primers to amplify a family of genes. My results in an agarose gel are 6 bands (862pb, 632pb, 408pb, 335pb and 226pb). The bands of interest are 408pb and 335pb. What...

27 November 2017 7,346 3 View

Any one tell me. what is the concentration of below the sample buffer 1x or 10x?

14 July 2017 9,607 3 View

Do I need longitudinal data for path analysis?

Dear researchers, I plan to investigate possible causalities of certain psychological constructs and variables like Engagement, Goal attainment, Well-being... Based on correlation analyses and...

09 November 2016 3,681 2 View

What's the most recent Portraits Values Questionnaire version (PVQ-RR?)?

I would appreciate it and be very happy if anybody could tell me which is the most recent Portraits Value Questionnaire (PVQ) based on Schwartz et al. 2012 with 57 items (not PVQ21 or PVQ40)?...

20 March 2016 2,614 8 View

Almost all soil analyses carried in the laboratory are done on 2 mm sieved soil. Can someone please explain why?

04 July 2014 4,221 14 View

In a potted maize experiment, what is the appropriate way to collect leachate? What is the appropriate leachate storage temperature and duration?

l am about to carry out a pot experiment and l need to know the appropriate way to collect leachate, its storage temperature and duration and the appropriate leachate sampling interval/period. l...

10 March 2014 9,902 10 View

What is this fern?

Please help me to identify this fern species. Thank you in advance.

24 February 2021 2,435 5 View

How to use Remote sensing and GIS applications for mapping the available medicinal plants within the locality/municipality?

Hello, I'm very interested in mapping and managing the conservation of the Philippine traditional medicinal plants, in which I think is very helpful in the field of medicine for further analysis...

21 February 2021 374 5 View

How could the concentration from RNA extraction is really low?

Hello everyone, currently, I'm trying to do RNA extraction from seeds of Arabidopsis. I'm using the protocol below: RNA isolation from siliques, dry seeds, and other tissues of... I use about...

17 February 2021 7,583 4 View

Can medicinal plants really play an inherent rule in the COVID-19 tackle?

Numerous scientific reports cited plant extracts with potential antiviral activity and even anti-COVID-19? Why these findings are neglected? I remember very well the warning released by the WHO to...

17 February 2021 2,141 9 View

Hi, can anybody help me with the suggestions how can I amplify a stress induced gene of 1107 bp?

I am trying to amplify the TGA1 (Transcription factor 1 ) of Arabidopsis ,which is 1107 bp. I have treated the plants with Salycylic solution over night and extracted the RNA and make cDNA. I...

17 February 2021 7,802 2 View

Is there any solar electric power plant having the concentrated photovoltaic modules?

The solar photovoltaic (PV) power plant uses commercial (non-concentrated) PV modules which are quite simple in design and reliable. They can work on fixed orientation and don't need the moving...

16 February 2021 3,796 9 View

Which photsynthetic machine is good to use for measruing photysnthesis and CO2 assimilation for Arabidopsis?

Hi all, we are looking to buy a photosynthesis meter that can potentially measure photosynthetic rate, stomatal conductance, CO2 assimilation, PS1 and PSII efficiency (if possible), etc. it would...

02 February 2021 5,223 3 View

How do I measure Arabidopsis germination rate?

Hi there, I'm looking for a way to measure the Arabidopsis germination rate, like what media I should use to plant the seeds and what indicator I should see for germination. I'm planning to...

02 February 2021 4,785 3 View

Does the subsoil have an effect on the spread of weeds whose roots are more than 35 cm deep?

For weeds whose roots deepen more than the level of subsoil, they may be affected by this layer, for example, determined by height and growth, as well as limited to flower production and seeds.

01 February 2021 1,940 4 View

Is it possible estimating environmental conditions with a Bayesian approach?

In ecology specific species can be used to get an indication/estimation of the environmental conditions. A simplistic example, lets assume I find a pike (Esox lucius). We know this species does...

01 February 2021 10,034 4 View