How can sperms protected from the acidic PH of the vagina?

Discuss the means by which sperms can be protected from the acidic environment of the vagina?

01 February 2019 6,179 1 View

I'm so thankful to your explain for a such colleague weekly share in heavy state at RG. As, with those of a little w/share but have jump in RG score?

I will be very thankful to know your explanations about a such colleague weekly participate in heavily status at RG. In compare, with those of a little or slight weekly participate, but they have...

08 September 2018 4,284 12 View

What is your opinion of world's accelerated events and whether it has an impact on the academic and research situation around the world in general?

Is there impact on the academia and research situation due to the acceleration events around the world's now a days?. Thank you for share advance opinion.

07 August 2018 9,422 18 View

Anyone can give the meaning or help in the physiological definition of the Osmole?

04 May 2017 3,190 2 View

Whats happened to the GFR and to the renal plasma flow if the efferent arterioles constrict?

About the increase and decrease.

04 May 2017 5,499 4 View

From a male perspective. Is there any physiological differences between the castration and the vasectomy?

03 April 2017 4,595 0 View

Dear all colleagues, what is the site of secretion and the physiological functions of Von Willbrand factor ?

02 March 2017 7,843 1 View

I asked about the normal physiological values of PCV in; men, women, children, baby, infant, and at which factors it can be affected ?

About the normal PCV values ?

02 March 2017 2,169 2 View

Any one can told me about the most specific proteins that concerning with the transport processes ?

I want to know the specific proteins that concerned with the transport processes?

02 March 2017 1,590 0 View

Explain the sources of water gain?

Mention the sources of body water gaining?

02 March 2017 8,839 1 View

what is the simplest definition of ion exchange capacity

What this unit identifies for the ion exchange capacity ca. 0.92 meq. g-1. I am a newcomer in the membrane area. I just started. I highly appreciate your help

08 May 2021 0 0 View

what is the simplest definition of ion exchange capacity

What this unit identifies for the ion exchange capacity ca. 0.92 meq. g-1. I am a newcomer in the membrane area. I just started. I highly appreciate your help

08 May 2021 0 0 View

Enhanced Yellow Fluorescent Protein (Aequorea victoria) DNA sequence?

I am on the lookout for the Enhanced Yellow Fluorescent Protein (Aequorea victoria) DNA sequence. Does anyone know where I can find it? Thank you in advance

03 March 2021 3,568 1 View

Sample dilution for quantitative analysis using ELISA?

If the detection range is in ng/ml but the reference range is in ug/ml for a molecule or protein in serum or plasma .how to dilute and what is the initial volume to be taken for quantitative analysis

02 March 2021 7,670 3 View

Precipitate after adding laemmli buffer to protein solution containing Potassium Acetate?

Hi, I am running a size exclusion chromatography experiment with a buffer containing Potassium Acetate as a salt. I analyse these fractions through SDS-PAGE. After boiling my SEC fractions in...

01 March 2021 2,622 3 View

Dapi fluorescence protocol for colon cell lines ?

28 February 2021 2,534 2 View

What's the concentration recommend for recombinant protein use in western blotting?

I'm currently working having problem with the concentration for recombinant protein use in western blot, the one been used is Recombinant Human CD19 Fc Chimera Protein-rndsystem which does not...

24 February 2021 8,514 3 View

IF troubleshooting: looking at an intracellular protein that localizes to the cell's and how to reduce increase in signal due to cell ruffles?

I am currently trying to stain for PI3KBeta in MDA-MB-231 cells. My current issue is that 1) beta stains all over the cell and 2) there is an increase in signal at the edge of the cell and this...

24 February 2021 8,582 1 View

Is it efficient to do liquid biopsy to investigate the gene expressions of the tumor?

To do liquid biopsy and look for specific gene expressions there are so many published papers. Thera are different protocols and procedures used to isolate circulating cell free RNA or mRNA from...

23 February 2021 7,326 5 View

Cloudy/high background western blot - can anyone help me?

Hi everyone! I try to detect VDR protein (~48 kDa) using Western Blot. After SDS-PAGE using 10% MP TGX Stain-Free Gel from BioRad I transferred the protein onto an metOH activated PVDF membrane...

23 February 2021 6,266 3 View