Carbapenems have a penicillin-like mechanism, inhibiting cell wall synthesis. They are active against most pathogens, but some resistance is emerging. EnterobacteriaceaeâRisk factors for ESBLs should guide carbapenem use, along with laboratory testing of susceptibility, particularly for seriously ill patients.
The noun ALPHANUMERIC CHARACTERS has 1 sense: 1. a character set that includes letters and digits and punctuation. Familiarity information: ALPHANUMERIC CHARACTERS used as a noun is very rare.
Alpha is the first letter of the Greek alphabet. In the system of Greek numerals, it has a value of 1. It was derived from the Phoenician and Hebrew letter aleph - an ox or leader. Letters that arose from alpha include the Latin A and the Cyrillic letter Ð. In English, the noun alpha is used as a synonym for beginning, or first, reflecting its Greek roots.