Complement component 3, often simply called C3, is a protein of the immune system. It plays a central role in the complement system and contributes to innate immunity.
The Nokia C3-00 is a QWERTY keypad feature phone with Nokia Series 40 mobile operating system released under the Cseries line of phones by Nokia. It features a full 4-line QWERTY keyboard, like the earlier Nokia 6800 series.
The Vought YA-7F "Strikefighter" is a prototype transonic attack aircraft based on the subsonic A-7 Corsair II. Two prototypes were converted from A-7Ds.
Ya nunca más is a soundtrack album for a movie of the same title by Luis Miguel, which was released in 1984. Miguel had a major role in the film of the same name which was his film debut.