What is the unit of light pollution ?

How light can be polluted

09 October 2019 2,867 5 View

What are the problems tissue engineered dental enamel and dentin could not be created in desired shape and size ?

This could prove to be a good alternative treatment for dental caries

09 October 2019 8,947 2 View

Which are the second line treatment drugs shifted to first line of treatment of epilepsy in human?

What are the new drugs supposed to treat epilepsy

08 September 2019 2,951 5 View

How to identify the sources of enzymes in analytical chemistry of biological processes in human?

Presence and quantification of enzymes is possible but source determining is difficult as source may be microbial/ viral/ healthy or diseased tissue

07 August 2019 1,813 4 View

What are the effects of extreme fluorosis on health/ histological pictures of dental pulp in human teeth?

Fluorosis is affecting osseous tissue and may result in crippling situation of person with difficulties in walking

07 August 2019 9,676 3 View

How much is the atmospheric pressure in sky distant from the planets and satellite?

Has anyone ever tried to see this pressure

06 July 2019 3,339 3 View

In which spectrum of electromagnetic radiation dark energy belongs?

Dark energy may be towards transparency and difficult to see

06 July 2019 1,294 2 View

How much is the change in size of molecules in gaseous state under extreme pressure and vacuum?

Under pressure and vacuum molecular motions are known but size is unknown as far as I am having knowledge

06 July 2019 3,794 3 View

The temperature difference between malignant lesion of internal organ and surrounding healthy tissue and malignant and benign tumours in human ?

How to measure the temperature during surgery in sterile area and which instrument is suitable for this

03 April 2019 3,219 1 View

The images of sun in day time and noon are real or refracted?

In water wooden stick will show two components of image one without refraction/ real and one refracted What is the status of sun we are seeing

03 April 2019 5,356 4 View

Mediation path analysis - Can I run two seperate models?

I am wanting to run a serial mediation model with 2 x IVs, 2 x MVs, and 3 DPs (all continuous). Is it problematic to run 2 different models for each IV, keeping the MVs and DPs the same in each...

27 February 2021 5,681 3 View

How to increase solubility of Poly acrylic acid in Dioxane solvent?

I am working with Polyacrylic acid (100.000Da) and instead of water, I need to use another solvent (dioxane) to dissolve PAA. However, because of the high molecular weight, it's quite hard to...

25 February 2021 2,225 5 View

Physical-chemical formation of stalactites/stalagmites. what promotes the formation/growth of these structures?

I know, or think I do, the basic idea behind these natural structures, as from what I know they form due to water dripping from the top leaving a salt deposit behind. But started to wonder about...

22 February 2021 1,400 4 View

Is there a suitable way to confine cell attachment area inside a multi-well plate?

Are there any types of cylindrical cell culture inserts that are designed to confine cell seeding area? Say, if I'm using a 12 well plate (3.5 cm^2/well), but only want to seed cells in the middle...

22 February 2021 7,127 4 View

How can a reference point be fixed to an attachment point in Abaqus?

I am currently trying to copy an assembly feature, that is present in an old version of the model I am using, onto a new model. The feature is a reference point that is fixed to an attachment...

16 February 2021 8,872 2 View

How to perform Kaplan-meier survival analysis in SPSS?

Hi everyone, This is my first time of attempting to run survival analysis. I have a data on patients with End-stage Kidney Diseases (ESKD). I would want to run survival probability by treatment...

16 February 2021 2,647 3 View

Is this the fragment of a sauropod tooth?

Dear colleagues. Fragments of this species are very rare from a terrestrial Lower Cretaceous locality from Germany. Up to now from this locality sauropods could not be proved with certainty. Other...

14 February 2021 2,310 1 View

How to determine the significance of "diagonal" contrasts in two-way ANOVA interactions on SPSS?

Hi all, I'm running a 2 x 2 between-subjects ANOVA with the setup in the attached image (kindly refer to JPG attachment). I understand that calculating simple effects involves determining...

09 February 2021 547 3 View

Whether L version and D version peptidesshould have identical NMR, especially in the state of self-assembly?

Whether L version and D version peptides should have identical NMR, especially in the state of self-assembly have to have identical NMR? How to use HRMS to confirm L version or D version...

01 February 2021 6,756 4 View

Are there any technical and safety tips or details for hot salt baths?

29 January 2021 6,036 2 View