Steingrimur Stefansson

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Questions related from Steingrimur Stefansson

Epithelial to mesenchymal cell transitions. Is it real?

I don't understand the whole concept of epithelial-to-mesenchymal transition (EMT). I believe it was proposed as an explanation of how circulating tumor epithelial cells migrate and colonize...

03 November 2018 2,211 13 View

What is the viability of cancer cell lines spiked into normal whole blood?

Hi, I am looking at how long cancer cell lines remain alive after spiking them into normal whole blood samples. I have spiked live MCF-7 and SKBR-3 cells into whole blood and I lose >25% of the...

23 October 2015 1,304 18 View

Can you do ABO typing using formaldehyde fixed blood cells?

Hi, is there an easy way to do blood typing using fixed blood cells? I'm looking for simple procedures that can be used to identify blood groups using either whole blood stored in CellSave tubes...

12 February 2015 8,142 3 View

Do megakaryocytes stain for cytokeratin?

Hi, I have heard anecdotal reports that some megakaryocytes stain positively with a pan-anti-CK (8, 18, 19) cocktail. Can anyone confirm this and/or direct me to publications that show...

25 June 2014 9,057 4 View

Activities of VB phosphatase at all ToC?

Hi Bjarni, have you looked at VB phosphatase cleavage of nTPs RNA, DNA, at different T to determine its T senisitiviy? Stenni

01 January 1970 2,761 2 View

Giant cells in melanoma biopsies?

Hi Eiki have you ever seen giant cells in melanoma tissue biopsies with multiploid nuclei. not of pure myeloid origin because of non/weak-staining with CD-68 macrophage markers, but positive with...

01 January 1970 7,054 9 View