What is the most controllable (marine) bacterial culture you can cultivate in simulated seawater?

02 December 2020 6,796 3 View

Are there studies of the Effect of Social Media Memes on COVID 19 Information?

Dear Colleagues, I put up this question at RG in order to find out what is being studied about the effects on people of social media memes as they attempt to find reliable information regarding...

17 May 2020 1,398 18 View

Is there a program to pull only nouns or verbs from a text?

Dear Colleagues, I am compiling a list of words for an index and I wondered is this exists--sure it does somewhere. The index is for a collection of literary analysis essays. Thanks, Gloria

25 February 2020 1,755 4 View

Does 36B4 really is a unique copy gene?

02 September 2019 3,570 2 View

How long can the fresh Lentivirus store at 4 degree?

I make lentivirus weekly, but just use 30% of total volume. the leftover is aliquoted as 1 ml each tube then freeze at -80 freezer. Questions: 1. is this store method correct? directly put in -80...

08 April 2019 4,628 4 View

Is there a 6-well plate for cell culture available with a more secure/locking lid?

We are looking for culture plates with lids that do not lift as easily outside the incubator. Alternatively, any techniques people have for how to avoid accidental lifting of plate lids would be...

01 August 2018 9,108 3 View

Can anyone help with theory on cultural transmission via science fiction, fantasy, and horror (gothic-based) literature?

Anthropologists generally study behaviors that persist in human groups. The invention of print media gave a new area for the preservation and transmission of cultural values. Literature,...

16 February 2018 6,397 7 View

Anyone working with Gardnerella vaginalis??

Good morning. Currently I am, working with G. vaginalis, but I have some problems to find an optimal medium to grow this bacteria. I used Casman Broth but the optical density of the culture was...

07 February 2018 4,211 2 View

Psychometric methods of testing the factor structure of a scale?

I want to examine the factor structure of two scales respectively (scale A: 14 items; scale B: 26 items). We are trying several methods: CFA followed by EFA; Rasch analysis and IRT respectively....

24 August 2017 2,254 8 View

How to compute the 95% confidence interval of the I^2 statistic? plus publication bias analysis in meta-analysis

I am working on a meta-analysis on effectiveness of a program. As indicators of heterogeneity in the effect size estimates, I have obtained the Q statistic and the I^2 statistic from the program...

08 May 2017 6,562 3 View

How the parameters (such as Mw, Chemical bonds, polymer bland and so on) affect the mechanic property of polymer (such as storage, loss modulus) ?

Anyone can recommend any books on such topics? Thanks in advance.

02 March 2021 8,457 2 View

How the wettability of rock sample can be changed by ageing in pure hydrocarbon oils only?

I want to do wettability analysis of hydrocarbon oil (octane)/rock/surfactant solution system. but to do the analysis first I have to make rock surface oil-wet. Since hydrocarbon oil does not have...

27 February 2021 5,383 3 View

Can Ethovision store the generated data and video recordings directly to NAS system?

The size of data generated by Ethovision is huge. Having NAS system for data storage seems to be a good option, I am wondering whether Ethovision can directly store the data to the NAS system...

27 February 2021 6,350 2 View

Recalcitrant seed short-mid storage method?

Dear peer scientists, Ultradry storage is not suitable for recalcitrant seeds. However, theoretically, if we can stabilize the structure of the subcellular membrane, as well as glassify the...

25 February 2021 2,442 1 View

What is the suitable range of Sulfur content and Viscosity of Heavy fluid Oil that used in Kiln?

What is the disadvantages of high sulfur content to the ceramic burning process? and what is the effect of outranged viscosity?

24 February 2021 8,219 2 View

How can Gamma Ray API units be converted to CPS (counts per second)?

Oil and gas companies run gamma ray tool and take readings in API units while Gamma ray is also noted in cps, so how these units can be converted into each other?

24 February 2021 7,545 2 View

How to remove compound ( Europium complex ) from paraffin oil?

How can I remove my compound from paraffin oil? Mistakenly my compound fell in an oil. Compound = Europium complex

22 February 2021 5,667 2 View

When I mix oil and NaOH solution, Why solid layer in the surface is formed?

During my trial for lubricant oil re-refinery process, I use NaOH as coagulant agent. After overnight of gravity settling, a solid layer in the surface was form. what product is that? since the...

22 February 2021 2,116 4 View

The type of filter paper used to filter an epoxidized oil (the mixture is an epoxidized oil with magnesium sulfate) ?

I have a mixture of epoxidized oil and magnesium sulfate wich type of filtre paper should i use

21 February 2021 3,944 3 View

What reaction will occur when adding hexamine into ammonium nitrate in an acidic medium?

Hello, I am investigating properties of water in oil emulsion explosives. And adding hexamine (hexamethylenetetramine) into one of the phases that are used to make the emulsion should increase the...

21 February 2021 8,680 1 View