TABLE 1.

Numbers of isolates subjected to RAPD analysis, numbers of different RAPD profiles obtained, gene diversity, and distribution of RAPD clusters for V. vulnificus isolates from Galveston Bay by month

Sampling date (mo/yr)No. of isolates subjected to RAPD analysisNo. of different RAPD profiles obtainedGene diversityb (SD)cDistribution of V. vulnificus isolates in RAPD clustersd (no. of strains in the cluster)
06/200032321.0000 (0.0078)1 (9), 3 (1), 5 (3), 6 (9), 7 (2), 9 (3), 11 (4)
07/200044441.0000 (0.0048)1 (15), 2 (1), 3 (6), 4 (1), 5 (6), 6 (3), 7 (4), 9 (3), 10 (4), 11 (1)
08/200022210.9957 (0.0153)1 (4), 3 (4), 7 (2), 9 (5), 10 (3), 11 (3)
09/200025251.0000 (0.0120)1 (4), 2 (1), 3 (9), 5 (3), 7 (2), 9 (3), 11 (3)
10/2000661.0000 (0.0962)1 (2), 5 (4)
11/2000991.0000 (0.0524)1 (3), 2 (1), 3 (1), 5 (2), 6 (2)
12/2000a
01/2001
02/2001
03/2001970.9167 (0.0920)8 (8), 9 (1)
04/200125230.9933 (0.0134)1 (11), 3 (2), 6 (3), 9 (9)
05/200120201.0000 (0.0158)1 (8), 3 (3), 6 (1), 9 (8)
06/200116140.9833 (0.0278)1 (5), 3 (5), 4 (2), 6 (1), 7 (1), 9 (2)
  • a —, no V. vulnificus strains were detected.

  • b Calculated by the method of Nei (17); see Materials and Methods for details.

  • c Standard deviation of the sampling process.

  • d Clusters obtained through UPGMA analysis of RAPD PCR profiles of all 208 V. vulnificus strains, see Fig. 4.