Sentences with phrase «transports chemical signals»

Not exact matches

These layers may be visible, related to the nature of the ice; or they may be chemical, related to differential transport in different seasons; or they may be isotopic, reflecting the annual temperature signal (for example, snow from colder periods has less of the heavier isotopes of H and O).

For some years now, a new class of drugs called antibody - drug conjugates (ADCs) have been used, which work in two ways: they consist of an antibody that binds selectively to the tumor cell receptor and interrupts the signal to propagate; they also act as a transport vehicle for a chemical substance that enters the cancer cells with the antibody and triggers their death.

Even though cells are not threatened by hurricanes and earthquakes, the damage induced by heat or radiation is equally devastating: Important proteins that control chemical reactions, transport substances or recognize signal substances, among others, lose their structure and are rendered useless.