How to calculate the CFU/ml for Mycobacterium tuberculosis growing in 7H9 broth?

I am running an experiment in which I need to calculate the CFU/ml of a Mycobacterium tuberculosis growing in 7H9 broth. Is there a reliable method to calculate cfu/ml for MTB since a culture of...

22 January 2021 10,027 2 View

How to import the irradiation flux profile from the ray tracing software TracePro to ANSYS Fluent as a boundary condition for thermal analysis?

I am using TracePro software for optical simulation of my solar concentrator system. The software gives the results as irradiation flux map and also the incident ray table. Now for thermal...

28 March 2020 5,216 4 View

Is Universal Academic Cluster International is a recognized conference?

28 November 2019 4,536 7 View

Can the sign of a coefficient change from + to - when treat for endogeneity?

Hi, I'm running a model to see the growth effects of the exchange rate. The coefficient that I got for the real effective exchange rate is positive significant under the fixed effect model and...

19 November 2019 6,677 1 View

How to interpret the XRD results to find the Chemical composition of the sample under study?

I have used EDX-SEM to identify the elements present in my powdered sample later I have used XRD got the results, now how to interpret the results to find the chemical compounds present in my...

31 October 2019 509 3 View

Is it possible to simulate the electrical output of a silicon PV cell using ANSYS ?

I am working on concentrated photovoltaic thermal system in which i need to simulate both its thermal and electrical output. Using ANSYS I am able to simulate the thermal output but how to do a...

31 October 2019 7,673 2 View

The actual protein band size is around 42 kDa, but a single clear band at around 25 kDa is seen. Is it possible ?

Can such band shifting take place?if not then please suggest some possible causes?

04 December 2018 6,157 5 View

Custom primary antibodies are destroying my samples during immunohistochemistry?

I'm doing IHC to detect dopamine receptors in larval zebrafish sections using custom primary antibodies. I've been following the same protocol I used for all my other IHCs and never have...

06 December 2017 9,114 3 View

PCR doesn't work. DNA extraction by CTAB method?

Hi, I'm extracting bacterial DNA from CTAB/NaCl method. Starting material is either colonies or culture grown in LB broth. I follow the standard method, heat kill, lysozyme+TE 37C 3hrs, then...

05 September 2017 9,289 8 View

What are the techniques used for threshold dose determination of a plant extract in vivo model system?

in albino mice

26 October 2015 2,047 1 View

After a reference from Int J Body Compos Res, can any body help?

Hi, I am after the reference below, my library says it cannot obtain a copy either locally or internationally, any help appreciated! Chris Wang ZM, Heshka S, Wielopolski L, Pi-Sunyer FX, Pierson...

03 March 2021 6,193 1 View

Can we block unwanted images during the x-ray prediction?

i am try to classify the x-ray images. During classification , can i block unwanted images (except x-ray image).

03 March 2021 7,100 1 View

How to repeat an operation on an atom selection for multiple times in PyMol?

Hi, I am trying to construct a multi-layer fibril structure from a single layer in PyMol by translating the layer along the fibril axis. For now, I am able to use the Translate command in PyMol...

02 March 2021 4,569 4 View

What analysis to choose with a large neste dataset and clearly skewed or kurtotic distributions?

Hello! I have a dataset of n=3000 nested within 8 countries with approximately 200 or 400 responses in each country. I originally planned to perform multilevel modelling with 4 dependent variables...

02 March 2021 6,865 1 View

How UAV or drone can be beneficial to better estimate crop yield?

As we know, crop yield estimation has been done traditionally with farmer's expert knowledge, deductive sampling in representative areas, and remote sensing with satellite imagery. Farmer's Expert...

01 March 2021 3,468 3 View

Does anyone know to clarify these changes?

01 March 2021 1,290 2 View

Where to find data on trees in tropical agroforestry?

Hi, I'm looking for data (mainly related to management: growth rate, canopy size, soil and climate preferences, etc.) about tropical trees used in tropical agroforestry. Have you ever heard about...

28 February 2021 7,356 8 View

Analysis of CRD two factor using R studio ?

Hello everyone. I have conducted the research on post harvest longevity of tomato crop using plastic packaging and different doses of chemicals as two different factors. The design of experiment I...

28 February 2021 8,189 3 View

How to calculate the crystallinity of cellulose film?

27 February 2021 2,753 4 View

What could be the reason for not having further low chi square value (better agreement) in my refinement result?

I have tried every combination of parameter changes and after that i have a poor chi square value. I can't get it lower any further. I know there have been a lot of discussion about Rietveld...

26 February 2021 8,480 3 View