Sentences with phrase «very tiny cells»

Not exact matches

Matteo Boretto, the first author on this study, commented that «we were very excited to see that we could not only robustly grow and amplify endometrial tissue in a dish, but that the tiny structures were also able to reproduce normal responses of the endometrium to hormones: oestrogen makes the tissue thicken, progesterone then induces maturation including folding (see picture), and subsequent removal of both hormones mimics the cell shedding of the menstrual period.»

Unlike DNA in nature, which replicates inside cells, these webs exist freely and suggest how self - replication might one day be an alternative to conventional fabrication for very tiny structures.

«We showed with this technique that we can detect very tiny tumors of just a few hundred cells,» Lu said, adding that the study pushed imaging boundaries, revealing smaller cancers than can be detected with current clinical imaging modalities.

«What David's group can do is grow populations of cells in a very miniaturized state in ways that they can reach out and talk to each other through tiny channels, but yet they stay distinct,» den Boon says.

«These proteins are in very tiny nerve cell - derived blood particles called exosomes.

Ever since Antonie van Leeuwenhoek peered through his crude microscope and confirmed that life is indeed packaged in very small containers, biologists have recruited physicists to focus stronger lenses, train more powerful rays and run ever tinier probes on cells and the molecules that make them live — and die.

Scientists at the University of Luxembourg have succeeded in turning human stem cells derived from skin samples into tiny, 3 - D, brain - like cultures that behave very similarly to cells in the human midbrain.

Professor Wilhelm Huck, for example, is making cells from tiny droplets of solutions very similar to cytoplasm, and Van Hest's group is building cells using polymers.

Cell membranes are very selective about what they let pass through, using tiny embedded proteins as gatekeepers.

In your intestinal tract, there reside very small micro-villi (thee are very tiny finger like projections which come off the lining of the intestinal tract with hair like cell membrane extensions — called the «brush border»), which serve as the major point of absorption of nutrients.

«These tiny cells are very difficult to detect in a tumor,» she says.

Mold produces microscopic cells called «spores» which are very tiny and spread easily through the air.