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Incidence, Distribution and Characteristics of Major Tomato Leaf ...

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<strong>Incidence</strong>, distribution <strong>and</strong> characteristics <strong>of</strong> major tomato leaf curl <strong>and</strong> mosaic virus diseases<br />

Table 3.11: Summary <strong>of</strong> DNA hybridisation <strong>and</strong> PCR results, also showing cloned <strong>and</strong> sequenced samples<br />

Samples<br />

Hybridisation<br />

Primer PAv<br />

494 <strong>and</strong><br />

Pac 1048<br />

PTYCRv21<br />

<strong>and</strong><br />

PTYCRc287<br />

Polymerase Chain Reaction (PCR) Cloning <strong>and</strong> Sequencing<br />

TYLCV-EG<br />

(TYLCV-Is)<br />

PTYCRv<br />

1499 <strong>and</strong><br />

PTYCRc<br />

2196<br />

PTYCRv<br />

466 <strong>and</strong><br />

PTYCRc<br />

1814<br />

TLCV-UG<br />

Specific primers<br />

PTLCV-UGrep2r <strong>and</strong><br />

PTLC-UGcp1f<br />

TYLCV<br />

CP<br />

TYLCV<br />

RL1 - +¹ -² - + 0 - 0 0 0<br />

RL2 - + - ++ +++ 0 - 0 0 0<br />

RL5 ++ + + ++ +++ - - + 0 +<br />

K2 + - 0 0³ 0 0 0 0 0 0<br />

IG1 +++ + +++¹ 0 ++¹ 0 ++ - 0 +<br />

KN - - 0 0 0 0 0 0 0 0<br />

MB9 + + ++ 0 + 0 - 0 0 0<br />

K3 ++ ++ - +++ +++ - + 0 0 0<br />

IG2 - - 0 0 0 0 0 0 0 0<br />

MB8 - + ++ +++ +++ 0 - 0 0 0<br />

MB7 - + 0 0 0 0 0 0 0 0<br />

MB2 - - 0 0 0 0 0 0 0 0<br />

IG3 + - 0 0 0 0 0 0 0 0<br />

MB6 - - 0 0 0 0 0 0 0 0<br />

ISOPOT ++ + +++ +++ +++ 0 - 0 0 0<br />

CVMV + 0 - 0 +++ 0 - 0 0 0<br />

CVMVmxd + 0 ++ 0 + 0 0 0 0 0<br />

(¹+,…, +++) = intensity <strong>of</strong> positive reaction to geminiviruses’ test; (-)² = negative reaction to geminiviruses’ test; ³ (0) st<strong>and</strong> for samples that were not<br />

included in that particular experiment.<br />

86<br />

TLVC-UG

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