6 CLONING AND MAPPING OF AFRICAN SWINE FEVER VIRUS DNA 7 CLONING OF THE DNA OF ALPHAHERPESVIRINAE ; 8 THE CLONING AND SEQUENCING OF SITES OF LINKAGE BETWEEN ADENOVIRUS DNA AND CELLULAR DNA: RECOMBINATION OF FOREIGN DNA WITH THE MAMMALIAN GENOME ; 9 CLONING OF PAPILLOMAVIRUS DNA ; CLONING OF RETROVIRUS DNA ; 10 CLONING OF BOVINE LEUKEMIA VIRUS PROVIRAL INFORMATION ; 11 CLONING OF ENDOGENOUS, 'RETROVIRUS-LIKE' GENES: THE MURINE VL30 FAMILY. ; CLONING OF THE DNA FORM OF AN RNA VIRUS GENOME ; 12 POLIOVIRUS cDNA CLONES IN BACTERIAL PLASMIDS ; CLONING OF PLANT VIRUSES AND VIROID GENES.