| lethal mutation |
a gene mutation whose expression results in the premature death of the organism carrying it gene >>> lethal gene
출처: www.desicca.de/plant_breeding/Dictionary/Dictionar...
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| lethal factor |
A virulence factor of anthrax toxin which, when combined with protective antigen, results in death of the host.
출처: www.csa.com/hottopics/anthrax/gloss.php
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| lethal dose |
The dose of a substance or chemical that will (LD 50 ) kill 50 percent of the test animals in a group within the first 30 days following exposure.
출처: web.mit.edu/environment/ehs/topic/HazCommTerms.htm...
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| letrozole |
A nonsteroidal inhibitor of the enzyme aromatase, which is important in the conversion of androgen to estrogen in the peripheral tissues of postmenopausal women. Because hormone-dependent breast cancer progresses with estrogen, letrozole has been used in the treatment of breast cancer in postmenopausal women. (See Aromatase inhibitors)
출처: www.jco.org/cgi/glossarylookup
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| lethargy |
A feeling of tiredness, drowsiness or lack of energy.
출처: www.schizophrenicpen.com/def2.html
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| LET | dull knife used to cut open the envelopes in which letters are mailed or to slit uncut pages of books |
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| LET | paper cut to an appropriate size for writing letters |
| LET | writing paper for use in writing correspondence |
| LET | a stock or bond that is not registered with the Securities Exchange Commission and cannot be sold in the public market |
| LET | stock that has not been registered with the Securities and Exchange Commission and cannot be sold to the general public |
| LET | a cheaper form of telegram that is sent abroad for delivery the next day |
| LET | someone who communicates by means of letters |
| LET | send a letter-bomb to |
| LET | correct to the last detail |
| LET | a postcard that folds so the message is inside |
| LET | highly educated |
| LET | able to read and write well |