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New York Science Journal
(N Y Sci J)
ISSN 1554-0200 (print); ISSN 2375-723X (online),
doi prefix: 10.7537, Monthly
Volume 19 -
Number 8 (Cumulated No. 210); August 25, 2026
Cover (pdf),
Cover,
Introduction,
Contents,
Call for
Papers
The following manuscripts are presented as online first for peer-review, starting from August 2, 2026.
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CONTENTS
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Titles /
Authors /Abstracts
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No.
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1
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Viral Load and Socio-Demographic Factors on
Hepatitis B Virus (HBV) and Hepatitis C Virus (HCV) Coinfection
in HIV-Infected Individuals in Calabar Metropolis, Cross River
State, Nigeria
1Omang, P. A, 2Okonko,
B. J, 2Enya, E., 4Okerentugba, P. O. &
4Okonko, I. O.
1Department
of Microbiology, University of Calabar, Calabar, Nigeria.
2Medical
Microbiology & Epidemiology Research Unit, Department of
Microbiology, Madonna University Nigeria, Elele, Rivers State,
Nigeria.
3Department
of Microbiology, Michael Okpara University of Agriculture,
Umudike, Abia State, Nigeria
4Virus
& Genomics Research Unit, Department of Microbiology, University
of Port Harcourt, Choba, Nigeria
Corresponding author’s email: piusomang123@gmail.com.
Abstract:
HIV/AIDS remains a significant public health issue globally,
especially in sub-Saharan Africa. In Nigeria, high HIV
prevalence has driven numerous health interventions and studies
due to associated morbidities. Coinfections with HBV and HCV are
common among HIV-positive individuals, complicating clinical
management and accelerating disease progression. These
infections share similar transmission routes, such as sexual
contact and intravenous drug use. This study aimed to determine
the impact of viral load and socio-demographic factors on HBV
and HCV coinfection in HIV-positive patients in Calabar
Metropolis, Cross River State, Nigeria. This was a
cross-sectional study involving 200 patients diagnosed with HIV
attending an ART clinic at Dr. Henshaw Memorial Hospital, IDH,
Calabar. The demographic data were obtained using a
questionnaire. Serum samples were tested for the detection of
HBsAg and HCV using ELISA kits. The results show that HBV
coinfection was 28%. The prevalence was higher in females (29%)
and individuals aged >65 years (57.1%). No cases of HCV
infection were detected in the study population. Analysis by
viral load revealed that individuals with a viral load of 200+
copies/ml had the highest HBV coinfection rate (43.2%), followed
by those with 21–75 copies/ml (29.5%), 76–199 copies/ml (13.3%),
and <20 copies/ml (26%), this means that individuals with higher
HIV viral loads are more susceptible to HBV coinfection.
Unemployed patients were also more infected with HBV (54%).
Based on marital status, widows and divorcees had a higher HBV
prevalence (14.3%). The prevalence was higher in students
(16.7%) and patients with a primary education background (25%).
The absence of HCV coinfection in the study population suggests
either a lower exposure rate or effective management of HCV in
this region. Regular screening for HBV should be integrated into
the routine care of people living with HIV/AIDS, especially for
high-risk groups such as older individuals and those with higher
viral loads.
[Omang, P. A, Okonko, B. J., Enya,
E., Okerentugba, P. O. & Okonko, I. O. Viral
Load and Socio-Demographic Factors on Hepatitis B Virus (HBV)
and Hepatitis C Virus (HCV) Coinfection in HIV-Infected
Individuals in Calabar Metropolis, Cross River State, Nigeria.
N Y
Sci J
2026;19(8):1-6]. ISSN 1554-0200
(print); ISSN 2375-723X (online).
http://www.sciencepub.net/newyork.
01. Doi:
10.7537/marsnys190826.01.
Keywords:
HIV/AIDS; Hepatitis B; Hepatitis C; Coinfection; Viral Load;
Socio-demographics; Calabar; Nigeria |
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1
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2
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ASSESSMENT OF
PESTICIDE RESIDUES IN WATER AND SEDIMENTS OBTAINED FROM RIVER
TARABA IN TELLA TARABA STATE,NIGERIA
ENEJI I. S, LULLAH
– DEH J.A, ANDE S, AGBENDEH Z. M .
DEPARTMENT OF
CHEMISTRY ,COLLEGE OF PHYSICAL SCIENCES ,JOSEPH SARWUAN TARKA
UNIVERSITY, MAKURDI
E-mail:
ishaqeneji@gmail.com
E-mail:japhetlullah@gmail.com
Abstract:The
contamination of pesticides in water and sediments from
River Taraba was investigated to evaluate/determine the
contamination status and potential hazard in the river. A
total of twelve samples were collected and analyzed using GC
7890B, MSD 5977A. Statistical analysis revealed that the
mean concentrations of pesticide residues in water samples
ranged from 0.182 ± 0.031 - 2.48 ± 0.098 mg/L, while in
sediments ranged from 1.17 ± 1.3 - 47.7 ± 29.4 mg/kg. The
pesticides risk assessment in water recorded 80.0 % high
risk, 6.70 % medium and 13.3 low risks respectively, while
the pesticides risk assessment in sediments recorded 88.9%
high risk and 11.1 % medium risk. The results of the RQ
revealed that the RQ values in sediments were generally
higher than the RQ values obtained in water. This could be
attributed to the fact that sediments serve as natural sink
to chemical substances. Therefore, there should be periodic
assessment of water and sediments along the river to provide
a baseline data and critical information to encourage
effective monitoring for maximum utilization of the water
resources.
[ENEJI I. S,
LULLAH – DEH J.A, ANDE S, AGBENDEH Z. M.
ASSESSMENT OF
PESTICIDE RESIDUES IN WATER AND SEDIMENTS OBTAINED FROM
RIVER TARABA IN TELLA TARABA STATE,NIGERIA.
N Y Sci J
2026;19(8):7-24]. ISSN 1554-0200
(print); ISSN 2375-723X (online).
http://www.sciencepub.net/newyork.
02. Doi:
10.7537/marsnys190826.02
Key words:
Pesticides; Contaminants; Risk quotient; Sediments |
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3
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DEVELOPMENT AND EVALUATION OF UNDISTURBED SOIL SAMPLER FOR SOIL
CORE ANALYSIS
Aminu Junaidu1;
Istifanus Akila Bardey2; Ogwuche Christian Ike3
and Garkuwa Haruna3
1.Department
of Civil Engineering,
Faculty of Engineering, Taraba State University, P.M.B. 1167,
Jalingo, Nigeria.
2.Department of Agricultural and
Bio-Resources Engineering, Faculty of Engineering, Taraba State
University, P.M.B. 1167, Jalingo, Nigeria.
3.Department of Mechanical
Engineering, Faculty of Engineering, Taraba State University,
P.M.B. 1167, Jalingo, Nigeria.
Abstract:
Soil sampling and testing are vital operations in the field of
agronomy and geotechnics; as they are important means by which
soil fertility and changes taking place within soils subjected
to structural loads can be assessed. Also, the most reliable
means by which the integrity of reclamation or remediation
practices on soils can be assessed is by sampling and testing.
However, the reliability of soil samples as true representation
of the soil natural state depends on the nature of the
undisturbed soil sampler used. In this study, undisturbed soil
sampler was designed, fabricated and tested to provide an index
for the soil core analysis in terms of the soil’s bulk density.
The undisturbed soil sampler was fabricated by using a
combination of 5 mm stainless steel and mild steel plates and
operates on the principle of impact induced by screw jack. The
sampler was tested on the field of the Faculty of Engineering in
terms of the variability of the soil’s bulk densities with
different depth ranges of the soil profile. Such results will
help in validating the reliability of soil samples obtained with
the undisturbed soil sampler, as a true representation of the
condition of the soils in the site. This will provide accurate
soil test results in terms of the determination of engineering
properties of such soils in-situ.
[Aminu Junaidu; Istifanus, Akila Bardey; Ogwuche Christian Ike
and Garkuwa Haruna.
DEVELOPMENT AND EVALUATION OF UNDISTURBED SOIL SAMPLER FOR SOIL
CORE ANALYSIS.
N Y Sci J
2026;19(8):25-30]. ISSN 1554-0200
(print); ISSN 2375-723X (online).
http://www.sciencepub.net/newyork.
03. Doi:
10.7537/marsnys190826.03
Keywords:
Undisturbed; Sample; Core; Bulk Density |
Full Text |
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4
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Comparative
UV-Visible
and Photoluminescence,
analysis
of
PVA/TiO2,
PVA/ZrO2
and PVA/TiO2/ZrO2
Composites
1 Dr
Jyotsna Chauhan, 2akansha
mehto, 3Shaswat Chauhan
1Professor
in RGPV, 2Research scholar,3 BITS Pilani
GOA (electrical)
Abstract: To
synthesize and characterize uniform and stable PVA-based
composite membranes incorporating TiO₂ and ZrO₂ nanoparticles
(PVA/TiO₂, PVA/ZrO₂, and PVA/TiO₂/ZrO₂) using the solution
casting method. And investigate the structural, morphological,
surface chemistry and optical properties
of these
composite
membranes through
advanced
characterization techniques encompassed X-ray diffraction (XRD)
study, UV-visible absorption spectroscopy, photoluminescence
(PL) spectroscopy, transmission
electron
microscopy (TEM),
Fourier-transform infrared (FTIR)
spectroscopy, and atomic force microscopy (AFM) analysis and
develop hybrid membranes that exhibit more improved
characteristics because of composites versatile properties
resulting from the combining of two inorganic structural
components with polymer. These characteristics offer an
appealing choice for a range of applications.
[Dr Jyotsna Chauhan, akansha mehto, Shaswat Chauhan.
Comparative
UV-Visible
and Photoluminescence,
analysis
of
PVA/TiO2,
PVA/ZrO2
and PVA/TiO2/ZrO2
Composites. N
Y Sci J 2026;19(8):35-49]. ISSN
1554-0200 (print); ISSN 2375-723X (online).
http://www.sciencepub.net/newyork.
04. Doi:
10.7537/marsnys190826.04
Keywords: photoluminescence (PL) spectroscopy; nanoparticles;
XRD |
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The manuscripts in
this issue were presented as online first for peer-review.
All comments are
welcome: newyorksci@sciencepub.net,
or contact with
author(s) directly.
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New York
Science Journal, click
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Website: http://www.sciencepub.net/newyork
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