DIGoxigenin (DIG) Labeled Probe Candidate of Surface Antigen 1 (SAG1) for Toxoplasma gondii Detection

Toxoplasma gondii is one of the opportunistic pathogen that causes toxoplasmosis. Infection of Toxoplasma gondii has been estimated as high both in human and animal. The manifestation of infection were abortion, hydrocephalus, brain calcification, chorioretinal scar, and loss of productivity even to...

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Main Authors: Asmarani Kusumawati, Nafratilova Septiana, Sri Hartati
Format: Article
Language:English
Published: Universitas Gadjah Mada, Yogyakarta 2015-11-01
Series:Indonesian Journal of Biotechnology
Online Access:http://journal.ugm.ac.id/ijbiotech/article/view/7830
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author Asmarani Kusumawati
Nafratilova Septiana
Sri Hartati
author_facet Asmarani Kusumawati
Nafratilova Septiana
Sri Hartati
author_sort Asmarani Kusumawati
collection DOAJ
description Toxoplasma gondii is one of the opportunistic pathogen that causes toxoplasmosis. Infection of Toxoplasma gondii has been estimated as high both in human and animal. The manifestation of infection were abortion, hydrocephalus, brain calcification, chorioretinal scar, and loss of productivity even to death in patients with acquired immunosuppression. Early diagnostic method which are rapid and accurate is essential for T. gondii detection because of its high prevalence. The purpose of this study was to develop a sensitive probes derived from Surface Antigen 1 (SAG1) for detection T. gondii and to examine the specificity and sensitivity of probe as diagnostic tool for toxoplasmosis. This research used SAG1 gene of T. gondii local isolate IS-1 that was cloned into pGEX-2T and transformed into Eschericia coli DH5α. The sequence of SAG1 was labeled with DIGoxigenin (non radioactive labeled) using PCR DIG Labeling Mix to derive 213 bp (probe-TS). BLAST and dot-blot hybridization analyses showed that probes had high specifity with other strains of T. gondii. Probe was able to detect T. gondii DNAup to 10 ng/μl of total sample DNA.
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spelling doaj.art-c5f5412b71e9437e9af6410056aa0b532022-12-21T23:17:05ZengUniversitas Gadjah Mada, YogyakartaIndonesian Journal of Biotechnology0853-86542089-22412015-11-011616546DIGoxigenin (DIG) Labeled Probe Candidate of Surface Antigen 1 (SAG1) for Toxoplasma gondii DetectionAsmarani KusumawatiNafratilova SeptianaSri HartatiToxoplasma gondii is one of the opportunistic pathogen that causes toxoplasmosis. Infection of Toxoplasma gondii has been estimated as high both in human and animal. The manifestation of infection were abortion, hydrocephalus, brain calcification, chorioretinal scar, and loss of productivity even to death in patients with acquired immunosuppression. Early diagnostic method which are rapid and accurate is essential for T. gondii detection because of its high prevalence. The purpose of this study was to develop a sensitive probes derived from Surface Antigen 1 (SAG1) for detection T. gondii and to examine the specificity and sensitivity of probe as diagnostic tool for toxoplasmosis. This research used SAG1 gene of T. gondii local isolate IS-1 that was cloned into pGEX-2T and transformed into Eschericia coli DH5α. The sequence of SAG1 was labeled with DIGoxigenin (non radioactive labeled) using PCR DIG Labeling Mix to derive 213 bp (probe-TS). BLAST and dot-blot hybridization analyses showed that probes had high specifity with other strains of T. gondii. Probe was able to detect T. gondii DNAup to 10 ng/μl of total sample DNA.http://journal.ugm.ac.id/ijbiotech/article/view/7830
spellingShingle Asmarani Kusumawati
Nafratilova Septiana
Sri Hartati
DIGoxigenin (DIG) Labeled Probe Candidate of Surface Antigen 1 (SAG1) for Toxoplasma gondii Detection
Indonesian Journal of Biotechnology
title DIGoxigenin (DIG) Labeled Probe Candidate of Surface Antigen 1 (SAG1) for Toxoplasma gondii Detection
title_full DIGoxigenin (DIG) Labeled Probe Candidate of Surface Antigen 1 (SAG1) for Toxoplasma gondii Detection
title_fullStr DIGoxigenin (DIG) Labeled Probe Candidate of Surface Antigen 1 (SAG1) for Toxoplasma gondii Detection
title_full_unstemmed DIGoxigenin (DIG) Labeled Probe Candidate of Surface Antigen 1 (SAG1) for Toxoplasma gondii Detection
title_short DIGoxigenin (DIG) Labeled Probe Candidate of Surface Antigen 1 (SAG1) for Toxoplasma gondii Detection
title_sort digoxigenin dig labeled probe candidate of surface antigen 1 sag1 for toxoplasma gondii detection
url http://journal.ugm.ac.id/ijbiotech/article/view/7830
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AT srihartati digoxigenindiglabeledprobecandidateofsurfaceantigen1sag1fortoxoplasmagondiidetection