A carcinogen is any substance or agent that causes abnormal growth of cells, which can also cause them to metastasize or spread.

This is a normal cell. This is a cancer cell.

And one of the the cutting edge areas that we're just incredibly excited about is stem cell therapy.

In effect, the cancer cell was forgetting it was cancer and becoming a normal cell.

And these cells can either be identical, or they can be distinct from each other through asymmetric cell division.

These are normal cells.

Well, heart cells are pretty greedy.

And they will either enter into this so called cellular suicide, programmed cell death, or they will form unhealthy daughter cells and enter into apoptosis once they have divided.

Women aged 20 to 60 treatment of women with various levels of abnormality in cytology, sexually transmitted diseases, and prolapsed uterus

A staph cell can be next to a muscle cell in your body and borrow genes from it when antibiotics come, and change and mutate.

We take muscle cells, we paste, or coat the outside with these muscle cells, very much like baking a layer cake, if you will.

So, I added these protocells together to the system, and protocell A and protocell B fused together to form a hybrid protocell AB.

For this fish, it's actually whole cells with nuclei and membranes.

They were, at that stage, much smaller and had an elongated shape that allowed them to slip between other cells. It came as a great surprise when we discovered that the cells giving birth to the new neurons were a type called radial glia, which were thought not to occur in adulthood and were not known to give birth to neurons.

The observation that stem cells, as master cells, could give rise to a whole variety of different cell types heart cells, liver cells, pancreatic islet cells captured the attention of the media and the imagination of the public.

We then take the cells, the vascular cells, blood vessel cells, we perfuse the vascular tree with the patient's own cells.

There's a class of cells, a fairly small cell, an inhibitory cell, that quiets its neighbors.

What we see are, first of all, a very active culture, a lot of divisions, and then very clear nuclei once the cells have separated.

Although resistant forms are commonly found in tumors that haven t yet been exposed to treatment, they generally occur in small numbers. This suggests that resistant cells are not so unfit that drug sensitive cells completely out competed them, but that they struggle to proliferate when both types are present.

But Wigler, besides looking at cancer cells, looked at normal cells, and made a really sort of surprising observation.

We're made of cells and stuff between cells.

Fat derived stem cells are adult stem cells.

Cells?

And out in the cytoplasmic soup we have special proteins that are required for cell division that float freely in this soup in three dimensions.

But adult stem cells are not embryonic stem cells.

These are support cells astrocytes glia.

We then grow the cells outside the body, take the scaffold, coat the scaffold with the cells the patient's own cells, two different cell types.

The normal cells of women carrying the BRCA1 or BRCA2 mutations can still recombine, because they retain one functional allele or alternative form of the gene. Only those cells losing this remaining functional allele of the BRCA1 or BRCA2 gene will become tumors.

Or we can use cells alone, either your very own cells or different stem cell populations.

Liver cells, nerve cells, pancreatic cells we still can't grow them even today.

My body's an accumulation of ideas too the idea of skin cells, the idea of brain cells, the idea of liver cells.

And the other part is on the inside where it sends signals into the cell.

A windpipe cell already knows it's a windpipe cell.

Twins?

They discovered that adult cells, taken from you and me, could be reprogrammed back into embryonic like cells, which they termed IPS cells, or induced pluripotent stem cells.

In order to preserve the human species, it would be preferable surely to use gene therapy with caution, restricting it to somatic cells (body cells excluding germ cells), to the exclusion of germ cells (i.e. the cells used for sexual reproduction).

We thought that maybe nitric oxide affected cell death, and how cells survive, and their resistance to other things.

The immune cells developed into the tolerance promoting cells.

So you may not only have car cells, you may have Aston Martin cells.

And place cells also get this kind of path integration input from a kind of cell called a grid cell.

A person s pancreas cells and skin cells are clearly different, yet they have the same genes with the same DNA sequences. Moreover, the cells features are inherited in their respective cell lineages, even though the stimuli that triggered the differences between them during embryonic development are long gone.

So, 10 times more bacterial cells than human cells on a human being.

And what MyoD essentially does is, it causes cells to differentiate into muscle cells. So this compound, MyoD, has been tested on a lot of different cell types and been shown to actually convert this variety of cell types into skeletal muscle cells.

But she also found osteocytes, which are the cells that laid down the bones.

So I've studied a lot about stem cells embryonic stem cells are particularly powerful.