Agrobacterium-mediated transformation of Hevea cells derived from in vitro and in vivo seedling cultures


Citation

Arokiaraj P., . and Wan Abdul Rahaman W. Y., . Agrobacterium-mediated transformation of Hevea cells derived from in vitro and in vivo seedling cultures. pp. 55-61. ISSN 0127-7065

Abstract

Tumour tissue was produced on stems of in vitro and in vivo propagated rubber (Hevea brasiliensis) seedlings of PB 5/51 infected with a strain of Agrobacterium tumefaciens 541 (isolated by the Rubber Research Institute of Malaysia in 1971). The tumour tissues exhibited phytohormone-independent growth in tissue culture and produced octopine. In contrast controls inoculated with distilled water on seedlings did not produce crown gall. Octopine-utilising Agrobacterium strain 541 was distinguished from non-utilisers on a solid medium containing octopine as the only added nitrogen source with bromothymolblue (BTB) as the pH indicator. On blue BTB plates this strain formed orange-yellow colonies while those formed by non-utilisers were translucent. This process of cell transformation may facilitate the transfer of genes of economic importance to rubber.


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Abstract

Tumour tissue was produced on stems of in vitro and in vivo propagated rubber (Hevea brasiliensis) seedlings of PB 5/51 infected with a strain of Agrobacterium tumefaciens 541 (isolated by the Rubber Research Institute of Malaysia in 1971). The tumour tissues exhibited phytohormone-independent growth in tissue culture and produced octopine. In contrast controls inoculated with distilled water on seedlings did not produce crown gall. Octopine-utilising Agrobacterium strain 541 was distinguished from non-utilisers on a solid medium containing octopine as the only added nitrogen source with bromothymolblue (BTB) as the pH indicator. On blue BTB plates this strain formed orange-yellow colonies while those formed by non-utilisers were translucent. This process of cell transformation may facilitate the transfer of genes of economic importance to rubber.

Additional Metadata

[error in script]
Item Type: Article
AGROVOC Term: Hevea brasiliensis
AGROVOC Term: Hevea
AGROVOC Term: Plantlets (seedlings)
AGROVOC Term: Seedlings
AGROVOC Term: In vitro culture
AGROVOC Term: In vivo experimentation
AGROVOC Term: Seeds
AGROVOC Term: Agrobacterium tumefaciens
AGROVOC Term: Plant tissues
AGROVOC Term: Tissue culture
Geographical Term: Malaysia
Depositing User: Ms. Suzila Mohamad Kasim
Last Modified: 28 Apr 2025 04:42
URI: http://webagris.upm.edu.my/id/eprint/23472

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