Low Frequency of Microsatellites in the Avian Genome

Table 1.

Intensity Ratios (Human:Bird) of Hybridization Signals to Genomic DNA Probed with Various Microsatellite Motifs

Motif Chicken Woodpecker Swallow Avian average
AC 14.3 15.0 14.8 14.7
AG 15.9 12.2 10.9 12.7
ACC 7.0 7.6 7.4 7.3
AAAT ⩾5.2 ⩾5.2 ⩾5.2 ⩾5.2
AAGT ⩾4.5 ⩾4.5 ⩾4.5 ⩾4.5
AAC 4.9 4.6 3.2 4.1
AGAT ⩾3.9 ⩾3.9 ⩾3.9 ⩾3.9
ATGG 5.2 3.8 2.0 3.1
AAG 4.5 2.2 2.2 2.6
ACAG 4.5 4.5 1.0 2.0
ATG 3.5 1.8 1.6 2.0
ACG 1.8 5.2 1.1 1.8
AAAC 1.6 2.7 1.2 1.6
AAT 3.2 1.3 1.2 1.6
AGG 1.9 2.0 0.8 1.3
AGC 1.9 1.3 1.0 1.3
AAGG 1.5 1.8 0.8 1.2
CCG 0.8 2.0 0.6 0.8
AAAG 1.6 1.0 0.4 0.7
 Mean 4.6 4.2 2.3 3.4
  • Human and all bird species DNA gave hybridization signals below the background level using the probe AGT.

  • All three bird species gave hybridization signals below the background level.

This Article

  1. Genome Res. 7: 471-482

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