Table 3.

Detection of C. symbiosum variants in natural populations of A. mexicana

A. mexicana individual or isolated DNA sourceaVariation in 16S rDNA positionsbVariation in 23S rRNA hybridizationc
175183.7Variant type AVariant type B
Fosmid 101G10 from s12UU+
Fosmid 60A5 from s12CC+
s12YY++
s1d++
s2++
s3YY++
s4UU+w
s5YY
s6YY++
s7+w
s8YY++
s9YY+w
s10++
s11YY++
s13++
s14w
s16++
s17w
s18YYw
s19++
s20++
s21++
s22++
s23++
s24++
s25++
s26++
s27++
s28++
s29+
s30++
hs1++
hs2++
hs3YY+w
hs4YY+w
hs5YY++
hh1ww
hh2YY++
hh3YY++
Aq1YY
Aq2YY
Aq3++
  • a Prefixes: s, Naples Reef; hs, Haskle Reef; hh, Hermit Hole; Aq, captive sponge.

  • b Y, direct sequence of PCR product yields C and U at the same position.

  • c +, positive; −, negative; w, weakly positive.

  • d —, not determined.