Can bacterial suspension be pipetted directly onto petri dish and agar poured onto it?

Hi, recently I encountered a protocol for plating which was not the usual method I have been practicing (pour LB agar onto plate, allow it to solidify, pipette bacterial suspension onto plate,...

28 February 2021 7,292 3 View

How to Start My Research Regarding Microgrid ?

Hello there. I am new to research and my research area is about "Energy Management System in Microgrid". I had already studied some research papers to have a better understanding on that...

01 June 2020 1,046 6 View

Is there any metrics to rank a food crop based on their nutrition values into a single metric value?

I am currently trying to use species distribution model to model a few food crops changes in the different climate scenarios. I am wondering if there is any existing metric that I can use to rank...

24 March 2020 3,870 3 View

How to calculate True Skill Statistic (TSS) from ENMeval R package output?

I used ENMeval R package to produce my species distribution model with algorithm "maxent.jar". I hope to calculate TSS for my binary map output from generated from maxSSS. However, I am unsure...

12 January 2020 1,740 3 View

How to create an ensemble model using GCMs output from websites like Worldclim or Chelsa?

I am thinking of using Maxent for global species distribution model. However while I am reading papers relating to the issue, papers don't seem to provide a clue on how their ensemble was done. If...

20 August 2019 8,634 5 View

What determines the viscosity, foaming & detergency of Alkanolamides?

Alkanolamides, an non ionic surfact are widely used in manufacturing of detergents and cosmetics. Can anyone please explain to me which properties of the alkanolamides determines the viscosity,...

30 August 2018 956 3 View

How to dissolve acidic peptide?

Hi all, I know there have been questions and answers on how to dissolve an acidic peptide. However, my questions will be: a) Can I dissolve my peptide using a basic solvent such as NaOH instead of...

02 September 2017 4,042 5 View

Sectional analysis on UHPC beams

Hi, I am attempting to carry out sectional analysis to determine moment capacity of UHPC beams. I carried out 3-points bending tests to determine the flexural strength of the material. However I'm...

04 July 2017 3,459 3 View

Is it possible to utilize two different types of LC column in one run?

I am intending to quantify insulin, a large peptide using LC-MS/MS system and am wondering whether it is possible to combine two different columns for one separation. For example, a size exclusion...

09 February 2017 1,601 7 View

What should we do with patient with Encapculated Follicular Variant of Papillary Thyroid Carcinoma?

As the April 14 JAMA Oncology published that encapsulated follicular variant of papillary thyroid carcinoma (EFVPTC) is now reclassified as thyroid neoplasm with papillary-like nuclear features...

07 June 2016 5,344 3 View

What kind of fluid could I use for a pitfall trap that also does not invalidate molecular testing?

Hi, I want to start testing pitfall trap to obtain ants samples, but I need to conduct molecular analysis on those insects. So, what kind of fluid can I use? Ethanol expires too early and I need...

03 March 2021 5,978 5 View

Does Napabucasin soluble in dichloromethane and in ethanol?

I need to prepare a solution of Napabucasin (inhibitor of cancer cell stemness) in dichloromethane. The drug is expensive, so maybe somebody already tried to do it. If it is soluble, what is the...

02 March 2021 9,945 3 View

New Journal, "Integrative Psychological and Behavioral Science" -- do you not know, and have you not seen, this done before?

Question to you and THEM, the New Journal, "Integrative Psychological and Behavioral Science" -- do you not know, and have you not seen, this done before? There appears to be a core problem for...

02 March 2021 3,024 2 View

Which is a lucid standard comprehensive book to guide on psychological scale construction and its standardization?

02 March 2021 7,082 3 View

LOAD DISPLACEMENT CURVES Stiffness increasing in ANSYS non linear analysis. HOW CAN I CORRECT IT?

Hi. I am doing non linear FE analysis using a new material beam under flexural 2 point loading using ANSYS. I have defined a bilinear material model. The solution has converged. In results I am...

01 March 2021 9,911 3 View

How to choose ANN number of hidden layers and nodes?

Hello, Could you please share any interesting research explaining how to choose the number of hidden layers and nodes per layer in case of regression problems using ANN? Thank you, any help would...

01 March 2021 6,200 3 View

PUC19 as a transfer plasmid for lentiviral delivery?

Hello, Is it possible to use pUC19 as a transfer vector to be packed in using the second generation viral particles packaging system( pMD2.G; psPAX2 plasmids)? As far as I understand it there is...

28 February 2021 4,868 2 View

Why am i not getting solid after reacting APTES with salicylaldehyde?

The reaction of APTES with salicylaldehyde in ethanol leads to the formation of imine compound yellow solid which is mention in literature, but I am not getting yellow solid I don't know why? when...

28 February 2021 2,955 2 View

How could I take into consideration the weights of observation in a system of seemingly unrelated regressions (SUR) in rstudio?

I build a model of 4 regression equations (probit and OLS) in R studio. I need to take the weights of observations into consideration. While it is simple to do so for every regression equation,...

27 February 2021 1,233 1 View

Can random sampling have inclusion criteria?

As random sampling means that everyone in the population have an equal chance to be chosen, can it have inclusion criteria? My research participants have been chosen based on the inclusion...

26 February 2021 6,905 10 View