( ( ( Molecular and ) ( immunologic tools ) ) ( ( used ( in ( ( the study ) ( of ( viral immunology ) ) ) ) ) . ) )
(ROOT (S (NP (NP (NNP Molecular)) (CC and) (NP (JJ immunologic) (NNS tools))) (VP (VBN used) (PP (IN in) (NP (NP (DT the) (NN study)) (PP (IN of) (NP (JJ viral) (NN immunology)))))) (. .)))
Molecular and immunologic tools used in the study of viral immunology.
(ROOT (S (NP (DT A) (JJ viral) (NN vector)) (VP (VBZ is) (NP (NP (DT the) (NN name)) (PP (IN for) (NP (NP (DT a) (NN tool)) (VP (ADVP (RB commonly)) (VBN used) (PP (IN by) (NP (JJ molecular) (NNS biologists))) (S (VP (TO to) (VP (VB place) (NP (JJ genetic) (NN material)) (PP (IN into) (NP (NNS cells))))))))))) (. .)))
A viral vector is the name for a tool commonly used by molecular biologists to place genetic material into cells.