Tagged Questions

Programmed cell death. It is designed to prevent old damaged cells from mutating into neoplastic (cancer) cells.

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Apoptosis vs necroptosis

I understand that apoptosis and necroptosis share the same upper part of the pathway, but I cannot seem to distinguish when is each one activated? From my readings, it seems that when procaspases 8 or ...
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What's the meaning of this notation?

In Wang et al., the authors state on page 663 at the top that Furthermore, Bax-/- Bak-/- cells were completely resistant to paclitaxel-induced apoptosis. What's the meaning of the ...
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Cells with no apoptosis mechanism and their 'byproducts'

If a culture or sample of cells is such they all have no apoptosis mechanisms yet they have not been at present determined to be cancerous ; given such a cell culture is there a way to determine by ...
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Regarding benign tumors and what 'stops' them

Benign tumors can grow to dangerous size yet are they capable of metastisizing ; if not what stops this? Also with a benign tumor if you call its cells 'near' its edges its tumor 'cell wall' I was ...
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Regarding apoptosis and turning it 'back on'

Is there some chemical or chemicals or even special molecules that can be 'injected' into cancer cells that will turn any Apoptosis mechanisms 'back on'? Or maybe chemicals and/or molecules that ...
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Regarding apoptosis and inhibitors

If there is an apoptosis shut-off mechanism of any kind, one could call it a null-apoptosis mechanism. If this is possible, could there be a null-apoptosis inhibitor? Something that inhibits an ...
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What models are used for the different pathways of apoptosis?

We are trying to find references for experimental models of different pathways of apoptosis (caspase-dependent and -independent intrinsic apoptosis, death receptor type-1 and -2 mediated apoptosis, ...
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What is Pan for in pan-caspase?

A simple question (I could not find it on internet): What is Pan for in pan-caspase? Is it any different from the term 'caspase' ?
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Can oncogenesis happen without apoptosis pathway being affected?

Has there ever been incidences of one or more cancerous cells having all it's cell-death pathways and apoptosis mechanisms intact and functional?
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About stem cells and Cancer

Do stem cells have an apoptosis mechanism and , if they do could this be used to repair the cell self-destruction pathways in a cancer cell?
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Concerning Apoptosis

What if cellular growth and repair is 'forced' to occur repeatedly in a region where it wouldn't normally happen , if the biological area was 'healthier'. Could this more aggressive cellular growth ...
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To understand Nitric oxide, iNOS and Tumour cells

I have this figure about nitric oxide and tumor which is for schematic for me to understand it The figure should probably say that tumour cell is induced by NO or alone to go apoptosis and it ...
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molecular indicators of apoptosis: clarification needed

I understand that DNA fragmentation is a molecular indicator of apoptosis. What distinguishes this as a hallmark of programmed cell death, versus one of necrosis?
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Do Fatty Acid Synthase Inhibitors Selectively induce Apoptosis in Cancer cells without inducing the same in healthy human cells?

Do Fatty Acid Synthase (FAS) Inhibitors (e.g. cerulenin) selectively induce apoptosis in cancer cells without inducing the same in healthy human cells?