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Serological and molecular detection of neurocysticercosis among epileptic patients in Nagpur, Maharashtra state (India) Cover

Serological and molecular detection of neurocysticercosis among epileptic patients in Nagpur, Maharashtra state (India)

Open Access
|Dec 2023

Figures & Tables

Table 1.

Age and gender distribution of epileptic patients.

Age (years)Male (%)Female (%)Total (%)
< 153 (11.53)1 (3.84)4 (15.38)
15–298 (30.76)3 (11.53)11 (42.30)
30–447 (26.92)3 (11.53)10 (38.46)
≥451 (3.84)0 (0)1 (3.84)
Total19 (73.07)7 (26.93)26 (100.0)
Table 2.

Seropositivity result by indirect IgG-ELISA according to type of antigens and CT/MRI lesions*.

Type of lesionNumber of Patients (%)Number of patients seropositive against the antigens
WCA (%)CFA (%)SA (%)ESA (%)MBA (%)
Granular nodular4 (15.38)001 (25.0)00
Calcified granular13 (50.0)2 (15.38)3 (23.07)6 (46.15)5 (38.46)1 (7.69)
Ring enhancing6 (23.07)3 (50.0)2 (33.33)3 (50.0)3 (50.0)2 (33.33)
Calcified spots3 (11.53)01 (33.33)000
Total26 (100.0)5 (19.23)6 (23.07)10 (38.46)8 (30.76)4 (15.38)

* Granular nodular lesions indicate degenerating cysts; calcified granular lesions are dead cysts; ring enhancing lesions denote the live cysts; calcified spots are any calcified lesions not definitively identified as a dead cyst

Table 3.

Seropositivity by indirect IgG-ELISA according to location of lesions.

Location of lesionsNumber of patients (%)Anti-Cysticercus IgG-ELISA positivity
WCACFASAESAMBA
Left parietal lobe14 (53.84)4 (28.57)5 (35.71)7 (50.0)5 (35.74)3 (21.42)
Right parietal lobe2 (7.69)001 (50.0)1 (50.0)0
Left frontal lobe4 (15.38)1 (25.0)1 (25.0)01 (25.0)0
Right frontal lobe3 (11.53)00001 (33.0)
Occipital lobe1 (3.84)001 (100.0)00
Temporal lobe1 (3.84)00000
Basal ganglia1 (3.84)001 (100.0)1 (100.0)0
Total26 (100.0)5 (19.23)6 (23.07)10 (38.41)8 (30.76)4 (15.38)
Table 4.

Seropositivity by indirect IgG-ELISA according to number of lesions.

Number of lesionsNumber of patientsAnti-cysticercus IgG ELISA positivity
WCACFASAESAMBA
Single lesion19 (73.07)3 (15.78)2 (10.52)8 (42.14)4 (21.05)3 (15.78)
Multiple lesions7 (26.93)2 (28.57)4 (57.14)2 (28.57)4 (57.14)1 (14.28)
Total26 (100.0)5 (19.23)6 (23.07)10 (38.41)8 (30.76)4 (15.38)
Fig. 1.

(A–E) ELISA OD values using WCA (Fig. 1A), CFA (Fig. 1B), SA (Fig. 1C), ESA (Fig. 1D) and MBA (Fig. 1E) against sera samples from epileptic patients (n=26). The horizontal bar denotes cut-off.

Fig. 2.

(A–B) Number (Fig. 2A) and reactivity frequency (Fig. 2B) of immunodominant bands recognized by anti-cysticercus antibodies in the sera of patients (n=26) against respective antigens.

Table 5.

Seropositivity by indirect IgG-ELISA and EITB assay against the antigens under study.

ScenarioNumber of patients showing seropositive results in ELISA and(or) EITB
WCACFASAESAMBA
Presence of both Anti-Cysticercus antibody in IgG-ELISA and Immunodominant band in EITB23764
Presence of Anti-Cysticercus antibody in IgG-ELISA, but absence of Immunodominant band in EITB33220
Absence of Anti-Cysticercus antibody in IgG-ELISA, but presence of Immunodominant band in EITB84115
Fig. 3.

Agarose gel electrophoresis showing amplification product (286 bp) by PCR targeted at large subunit rRNA gene of Taenia solium for detection of NCC in epileptic patients. The numbers (1–26) designate the patients under study. DNA extracted from metacestodes of T. solium is used as positive control and nuclease free water as negative control respectively.

DOI: https://doi.org/10.2478/helm-2023-0023 | Journal eISSN: 1336-9083 | Journal ISSN: 0440-6605
Language: English
Page range: 208 - 220
Submitted on: Mar 10, 2021
Accepted on: Jul 7, 2023
Published on: Dec 26, 2023
Published by: Slovak Academy of Sciences, Institute of Parasitology
In partnership with: Paradigm Publishing Services
Publication frequency: Volume open

© 2023 K. Satyaprakash, W. A. Khan, N. N. Zade, S. P. Chaudhari, S. V. Shinde, N. V. Kurkure, P. K. Shembalkar, published by Slovak Academy of Sciences, Institute of Parasitology
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.