Use of Molecular Gut Content Analysis to Decipher the Range of Food Plants of the Invasive Spotted Lanternfly, <i>Lycorma delicatula</i>

Spotted lanternfly, <i>Lycorma delicatula</i> (Hemiptera: Fulgoridae), is an introduced highly invasive insect pest in the US that poses a significant risk to forestry and agriculture. Assessing and predicting plant usage of the lanternfly has been challenging, and little is known regard...

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Main Authors: Alina Avanesyan, William O. Lamp
Format: Article
Language:English
Published: MDPI AG 2020-04-01
Series:Insects
Subjects:
Online Access:https://www.mdpi.com/2075-4450/11/4/215
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author Alina Avanesyan
William O. Lamp
author_facet Alina Avanesyan
William O. Lamp
author_sort Alina Avanesyan
collection DOAJ
description Spotted lanternfly, <i>Lycorma delicatula</i> (Hemiptera: Fulgoridae), is an introduced highly invasive insect pest in the US that poses a significant risk to forestry and agriculture. Assessing and predicting plant usage of the lanternfly has been challenging, and little is known regarding the lanternfly nymph association with its host plants. In this study, we focused on: (a) providing a protocol for using molecular markers for food plant identification of <i>L. delicatula</i>; (b) determining whether the ingested plant DNA corresponds with DNA of the plants from which the lanternfly was collected; and, (c) investigating the spectrum of ingested plants. We utilized gut contents of third and fourth instar nymphs that were collected from multiple plants; we isolated ingested plant DNA and identified consumed plants. We demonstrated that (a) up to 534 bp of the <i>rbc</i>L gene from ingested plants can be detected in <i>L. delicatula</i> guts, (b) ingested plants in ~93% of the nymphs did not correspond with the plants from which the nymphs were collected, and (c) both introduced and native plants, as well as woody and non-woody plants, were ingested. This information will aid effective the monitoring and management of the lanternfly, as well as predict the lanternfly host plants with range expansion.
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spelling doaj.art-6346f407740f429db4a5035ac3484d582023-11-19T20:20:35ZengMDPI AGInsects2075-44502020-04-0111421510.3390/insects11040215Use of Molecular Gut Content Analysis to Decipher the Range of Food Plants of the Invasive Spotted Lanternfly, <i>Lycorma delicatula</i>Alina Avanesyan0William O. Lamp1Department of Entomology, University of Maryland, College Park, MD 20742, USADepartment of Entomology, University of Maryland, College Park, MD 20742, USASpotted lanternfly, <i>Lycorma delicatula</i> (Hemiptera: Fulgoridae), is an introduced highly invasive insect pest in the US that poses a significant risk to forestry and agriculture. Assessing and predicting plant usage of the lanternfly has been challenging, and little is known regarding the lanternfly nymph association with its host plants. In this study, we focused on: (a) providing a protocol for using molecular markers for food plant identification of <i>L. delicatula</i>; (b) determining whether the ingested plant DNA corresponds with DNA of the plants from which the lanternfly was collected; and, (c) investigating the spectrum of ingested plants. We utilized gut contents of third and fourth instar nymphs that were collected from multiple plants; we isolated ingested plant DNA and identified consumed plants. We demonstrated that (a) up to 534 bp of the <i>rbc</i>L gene from ingested plants can be detected in <i>L. delicatula</i> guts, (b) ingested plants in ~93% of the nymphs did not correspond with the plants from which the nymphs were collected, and (c) both introduced and native plants, as well as woody and non-woody plants, were ingested. This information will aid effective the monitoring and management of the lanternfly, as well as predict the lanternfly host plants with range expansion.https://www.mdpi.com/2075-4450/11/4/215insect gut contentinvasive species<i>Lycorma delicatula</i>plant DNA barcodingtrophic interactions
spellingShingle Alina Avanesyan
William O. Lamp
Use of Molecular Gut Content Analysis to Decipher the Range of Food Plants of the Invasive Spotted Lanternfly, <i>Lycorma delicatula</i>
Insects
insect gut content
invasive species
<i>Lycorma delicatula</i>
plant DNA barcoding
trophic interactions
title Use of Molecular Gut Content Analysis to Decipher the Range of Food Plants of the Invasive Spotted Lanternfly, <i>Lycorma delicatula</i>
title_full Use of Molecular Gut Content Analysis to Decipher the Range of Food Plants of the Invasive Spotted Lanternfly, <i>Lycorma delicatula</i>
title_fullStr Use of Molecular Gut Content Analysis to Decipher the Range of Food Plants of the Invasive Spotted Lanternfly, <i>Lycorma delicatula</i>
title_full_unstemmed Use of Molecular Gut Content Analysis to Decipher the Range of Food Plants of the Invasive Spotted Lanternfly, <i>Lycorma delicatula</i>
title_short Use of Molecular Gut Content Analysis to Decipher the Range of Food Plants of the Invasive Spotted Lanternfly, <i>Lycorma delicatula</i>
title_sort use of molecular gut content analysis to decipher the range of food plants of the invasive spotted lanternfly i lycorma delicatula i
topic insect gut content
invasive species
<i>Lycorma delicatula</i>
plant DNA barcoding
trophic interactions
url https://www.mdpi.com/2075-4450/11/4/215
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