<abstract xmlns="http://www.w3.org/1999/xhtml">

<p>In April 2019, baobab (<italic>Adansonia digitata</italic> L.) seedlings from Thailand, exhibiting galls on the roots, were intercepted during an import plant quarantine inspection at Chubu Centrair International Airport, Japan. Root-knot nematodes (RKNs) were extracted from the galled roots of baobab seedlings and identified by morphological, morphometrical and molecular methods as the guava root-knot nematode, <italic>Meloidogyne enterolobii</italic> Yang &amp; Eisenback. The morphology and morphometrics of the intercepted population were similar to those of the original and subsequent descriptions of <italic>M. enterolobii</italic>. The sequences of D2–D3 of 28S rRNA, mtDNA intergenic COII-16S rRNA and COI genes obtained in this study matched well (99–100% similarity) with each of the gene sequences of <italic>M. enterolobii</italic> deposited in GenBank. Phylogenetic analysis of these genes revealed that the intercepted population clustered with <italic>M. enterolobii</italic> and clearly differed from other RKN species. To the best of our knowledge, this is the first report of <italic>M. enterolobii</italic> from baobab.</p>
</abstract>

In April 2019, baobab (Adansonia digitata L.) seedlings from Thailand, exhibiting galls on the roots, were intercepted during an import plant quarantine inspection at Chubu Centrair International Airport, Japan. Root-knot nematodes (RKNs) were extracted from the galled roots of baobab seedlings and identified by morphological, morphometrical and molecular methods as the guava root-knot nematode, Meloidogyne enterolobii Yang & Eisenback. The morphology and morphometrics of the intercepted population were similar to those of the original and subsequent descriptions of M. enterolobii. The sequences of D2–D3 of 28S rRNA, mtDNA intergenic COII-16S rRNA and COI genes obtained in this study matched well (99–100% similarity) with each of the gene sequences of M. enterolobii deposited in GenBank. Phylogenetic analysis of these genes revealed that the intercepted population clustered with M. enterolobii and clearly differed from other RKN species. To the best of our knowledge, this is the first report of M. enterolobii from baobab.

Characterization of <italic>Meloidogyne enterolobii</italic> intercepted from baobab (<italic>Adansonia digitata</italic> L.) seedlings from Thailand during Japanese import plant quarantine inspection

Helminthologia

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.

Characterization of  intercepted from baobab ( L.) seedlings from Thailand during Japanese import plant quarantine inspection

In April 2019, baobab (Adansonia digitata L.) seedlings from Thailand, exhibiting galls on the roots, were intercepted during an import plant quarantine...

Characterization of Meloidogyne enterolobii intercepted from baobab (Adansonia digitata L.) seedlings from Thailand during Japanese import plant quarantine inspection

Article Category: Research Note

Published Online: Dec 26, 2023

Page range: 263 - 271

Received: Mar 31, 2023

Accepted: Jul 07, 2023

DOI: https://doi.org/10.2478/helm-2023-0027

Keywords
identification, morphology, phylogeny, root-knot nematode

© 2023 S. Sekimoto et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.

Characterization of Meloidogyne enterolobii intercepted from baobab (Adansonia digitata L.) seedlings from Thailand during Japanese import plant quarantine inspection

Article Category: Research Note

Published Online: Dec 26, 2023

Page range: 263 - 271

Received: Mar 31, 2023

Accepted: Jul 07, 2023

DOI: https://doi.org/10.2478/helm-2023-0027

Keywordsidentification, morphology, phylogeny, root-knot nematode

© 2023 S. Sekimoto et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.

Keywords
identification, morphology, phylogeny, root-knot nematode