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International Journal of Public Health and Epidemiology

10 Articles | Volume 10 (2021)
Research Article
Shohda A. EL-Maraghy, Sherine M. Rizk and Maha M. El-Sawalhi*
Abstract: The present study was undertaken to evaluate the possible ameliorating effect of crocin and curcumin on certain biochemical alterations associated with iron overload-induced liver injury in rats. 5 groups of rats were used, a normal control group received daily i.p. injections of saline and 4 groups received daily i.p. injections of ferric nitrilotriacetate (FeNTA) for 8 successive days, the dose of iron was increased during the experimental period (from 6 to 15 mg Fe/kg). The first iron overloaded group kept without further treatment and served as a positive control group. The second iron overloaded group received daily i.p injections of crocin (200 mg/kg) in saline. The 3rd and the 4th iron overloaded groups received orally either 0.5% carboxy methyl cellulose (CMC) or curcumin (100 mg/kg) in CMC respectively. Treatment started 3 days before and concurrently with iron administration for 8 days. Results revealed that iron- induced liver injury was reflected by significant changes in the liver function indices, hyperammonemia and reduced serum urea level. A significant deposition of iron in liver was associated with enhanced oxidative and nitrosative stress status. Moreover, iron overloaded rats exhibited significant alterations in liver energy metabolism together with diminished ureogenesis and a decline in dimethylarginine dimethylaminohydrolase activity. Supplementation with either crocin or curcumin ameliorated most of the biochemical changes induced by iron overload in rat liver. A function that may be beneficial for populations at risk for iron overload.[...] Read More.
Keywords: Iron overload, liver, rat, oxidative stress, energy metabolism, ureogenesis, crocin, curcumin.
  2021, 10(1), 1-6; 
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Research Article
G. C. Jain,* Hemant Pareek, B. S. Khajja, Kusum Jain, S. Jhalani, S. Agarwal and Sameer Sharma
Abstract: In the present study, the hepatoprotective activity of methanolic extract of Apium graveolens L. (celery) seeds was tested against Di-(2- ethylhexyl) phthalate (DEHP) induced hepatotoxicity in rats. Oral administration of DEHP (1000 mg/kg b.wt/day) for 6 weeks in rats caused a significant increase in the levels of serum marker enzymes like serum glutamate oxaloacetate transaminase (SGOT), serum glutamate pyruvate transaminase (SGPT), alkaline phosphatases (ALP) and the levels of total bilirubin and hepatic lipid peroxidation (TBARS). The levels of serum protein, hepatic glutathione (GSH) and ascorbic acid were decreased, administration of A. graveolens seeds extract (300 mg/kg b.wt./day p.o.) for 6 weeks results in a significant recovery of these biochemical parameters toward normalcy compared with the DEPC treated and control rats.[...] Read More.
Keywords: Apium graveolens, hepatic toxicity, di-(2- ethylhexyl) phthalate, hepatic marker enzymes.
  2021, 10(1), 1-6; 
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Research Article
Seyed Hessamedin Nabavizadeh, Ozair-bin Majid and Amir Anushiravani*
Abstract: Herbal drug therapy is a common practice adopted in traditional and alternative medicine and has been used in the treatment of neonatal jaundice or hyperbilirubinemia from ancient times. This is done with the help of different herbal extracts and using different treatment methods. The knowledge of new possibilities and the fact that herbal drugs have been used in some communities for a long time, clarifies the importance of studying herbal drugs. Herbal drug therapies are used commonly which amplifies the need to evaluate the efficacy of these drugs. This study was performed to evaluate the effect of commonly used herbal drugs in neonatal jaundice, through in vitro techniques. In this study 0.5 cc (50 µg/ml) of different herbal extracts such as Chi corium intybus, Fumaria parviflora, Zizyphus jujuba and Alhagi pseudoalhgi, Purgative manna which were obtained through hydrochloric instillation and were added to 1 cc of neonatal serum with hyperbilirubinemia. Then the level of bilirubin was checked by diazo blank method. Among all of the herbal extracts, only Chi corium intybus demonstrated a lowering effect on indirect serum bilirubin. Although Chi corium intybus showed lower levels than the control group, but statistically there was no significant difference in direct bilirubin levels between these groups. Herbal drugs can decrease the bilirubin level through different mechanisms, such as increasing the activity of liver enzymes and decreasing the enterohepatic circulation. But the extract of the herb Chi corium intybus imposes its affect directly on bilirubin. Therefore further investigation is needed in order to separate the active agent in chi corium intybus.[...] Read More.
Keywords: Hyperbilirubinemia, Fumaria parviflora, Zizyphus jujuba, Chi corium intybus, Alhagi pseudoalhagi, Purgative manna.
  2021, 10(1), 1-6; 
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Research Article
W. Obidah*, U. A. Sa’ad and A. U. Wurochekke
Abstract: The aqueous extract of Cassia sieberiana stem bark was administered to groups of 4 albino rats (160 ± 10 g) at 0, 20, 60 or 180 mg/kg body weight daily by gavages for six weeks. A 7% decrease in mean body weight gain was observed in the group treated with the highest concentration of the extract (180 mg/kg). Groups treated with the extract showed significant (p < 0.05) increase in serum ALT and AST activity. Significant (p < 0.05) increase in serum urea and creatinine concentrations, together with decrease in serum total protein concentrations were observed in the group treated with 180mg/kg body weight of the extract. These results indicate that oral administration of aqueous extract of Cassia sieberiana stem bark to rats result in hepatotoxicity even at lower dose levels of 20 - 60 mg/kg and nephrotoxicity at higher doses of 180 mg/kg.[...] Read More.
Keywords: Cassia sieberiana, oral, rats, repeated dose toxicity.
  2021, 10(1), 1-6; 
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Research Article
Obinaju, Blessing Ebele
Abstract: Industrialization has excessively modified the discharge and distribution of arsenic in the environment through natural and anthropogenic activities. Gastrointestinal tract, Lung and Dermal absorptions account for various adverse effects associated with arsenic toxicity. The knowledge of arsenic biotransformation holds the trivalent species (DMA3+ and MMA3+) accountable for most arsenic toxicity with mechanisms of action such as the inhibition of DNA replicating or repair enzymes, interference with tissue respiration and oxidative stress. There is information of transplacental arsenic carcinogenesis and arsenic disruption of endocrine activity but most of these mechanisms remain poorly understood. More importantly, the exact dose at which arsenic induces tumours in vivo is still a major research question and therefore necessitates more scientific investigation/ research.[...] Read More.
Keywords: Arsenic, toxicity, carcinogenesis.
  2021, 10(1), 1-6; 
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Research Article
Okunowo Wahab Oluwanisola* and Ogunkanmi Liasu Adebayo
Abstract: An investigation was conducted on the pH, nutritional and cost benefit of the use of different substrates for the production of Curvularia pallescens Boedijn. The growth of the organism was examined at pH range between 5.5 and 8.6 and on different growth media, potato carrot agar (PCA), potato dextrose agar (PDA), sabouraud agar (SA), tap water agar (TWA), water hyacinth agar (WHA) and Czapek-Dox agar (ZA). Also, the growth of the organism was examined on different enrichment media “Czapek-Dox” with its sodium nitrate substituted with equal amount of different nitrogen sources (ammonium chloride, ammonium nitrate, glutamine and sodium glutamate). WHA produced significantly (P < 0.001) highest amount of mycelial growth (84.95 ± 0.05 mm) on day 6 than other media types. The spore concentration was highest, 6.6 E06 ± 3.33 E05 spores/ml with TWA. The colony size was significantly (P < 0.001) highest, 84.9 ± 0.1 mm on day 10 with sodium glutamate compared with other nitrogen sources. Spore count was only observed on ammonium chloride (1.67E06 ± 3.33E05 spores/ml), the optimal growth pH was 5.5. The cost of production of the organism per culture plate on WHA was 61.3 and 82% lesser than on PDA and SA respectively. The formulated water hyacinth agar medium appeared most economically feasible for the mycelial production of C. pallescens Boedijn.[...] Read More.
Keywords: Curvularia pallescence Boedjin, growth measurement, pH measurement.
  2021, 10(1), 1-6; 
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Research Article
Orhue N. E. J*. and Nwanze E. A. C.
Abstract: A major feature of infection with trypanosomes is the development of anaemia. In this study, the effect of Scoparia dulcis ( Atiotiousha in Akoko-Edo) on Trypanosoma brucei induced anaemia was investigated in fifteen rabbits divided into three groups of n = 5 over a period of twenty eight days. Changes in Packed cell volume (PCV), Haemoglobin (Hb) concentration, Red blood cell count (RBC), Mean cell haemoglobin (MCH), Mean cell haemoglobin concentration, (MCHC) and Mean cell volume (MCV) were monitored over the period. The results obtained indicate that infection with T. brucei results in a significant decrease (p0.05) changes were observed in MCH, MCHC and MCV. However the severity of observed anaemia was significantly less pronounced (p[...] Read More.
Keywords: Scoparia dulcis, Trypanosoma brucei, Rabbits, PCV, Haemoglobin.
  2021, 10(1), 1-6; 
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Research Article
Full Length Research Paper
Abstract: Accepted 05 March, 2021 Introduction: The prevalence of the hepatitis B infection is estimated at 9.1% in Burkina Faso. We aimed at describing the epidemiological and clinical features of the disease. Materials and methods: we implemented a cross-sectional study from January 1st, 2004 to December 31st, 2015. Patients aged more than 15 years with positive HBsAg for over six months and positive HbeAg were included. Results: We analyzed the data of 148 participants. The sex ratio was three; 69% of the participants were ≤34 years old. The mean duration of HBsAg carriage was 6.4 ± 5.6 years. The hepatic fibrosis blood test showed an activity ≥ 2 in 25 (83.3%) patients and fibrosis ≥ 2 in 23 (76.7%) patients. The liver biopsy found no inflammatory (A0) and a minimal activity (A1) in 25% and 62.5% of the patients, respectively. Portal fibrosis without (F1) and with some septa (F2) was found in three patients, respectively. Conclusion: Viral hepatitis B is a silent disease with a small proportion of patients experiencing viral replication activity. The control of this disease of public health interest is based mainly on programs of large immunization of the populations and a close monitoring of the infected people.[...] Read More.
Keywords: Viral hepatitis B, HBe antigen, HBs antigen, Sub Saharan Africa, Burkina Faso.
  2021, 10(1), 1-6; 
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Review
Nabil Abdel-Hamid
Abstract: Hepatocellular carcinoma (HCC) became a prevalent disease in many populations worldwide. It initiates many economic problems in management modalities and leads to increasing mortality rates. Many trials are made all over the world to implement specific early markers for detection and prediction of the disease, hoping to set a more precise strategy for liver cancer prevention. Unfortunately, many economic, cultural and disciplinary levels contribute to confounding preventive strategies. Many risk factors seem to predispose HCC, which either present individually or collectively depending on the environmental situations. Previous articles discussed many risk factors participating in hepatocellular carcinogenesis, although most of them did not handle collectively the current up to date causes. In this article, the pathogenesis and most of risk factors of HCC are briefly discussed. Most of the intermediating steps of HCC pass through molecular and transcriptional events leading eventually to hepatocyte malignant transformation. These steps are mainly triggered by hepatitis B, C or transfusion-transmitted virus, either alone, or with other factors. Diabetes seems to be greatly a leading disease. Schistosomiasis, a blood infestation, mostly disturbs Nile habitants leading also to bladder, renal and hepatic cancers. Alcoholism, food and water pollutants and some other drugs can lead to HCC. Additionally, some hereditary diseases, as hemochromatosis, -1-antitrypsin deficiency and tyrosinaemia are known to develop to HCC, if not discovered.[...] Read More.
Keywords: HCC, HCV, HBV, TTV, schistosomiasis, alcoholism, NASH, hereditary diseases.
  2021, 10(1), 1-6; 
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Research Article
K´et´evi A. Assamagan*, Somi´ealo Azote*, Simon H. Connell, Cyrille E. Haliya, Toivo S. Mabote, Kondwani C.C. Mwale, Ebode F. Onyie, George Zimba
Abstract: COVID-19 is a new pandemic disease that is affecting almost every country with a negative impact on social life and economic activities. The number of infected and deceased patients continues to increase globally. Mathematical models can help in developing better strategies to contain a pandemic. Considering multiple measures taken by African governments and challenging socio-economic factors, simple models cannot fit the data. We studied the dynamical evolution of COVID-19 in selected African countries. We estimated a time-dependent reproduction number, R0 for each country studied to offer further insights into the spread of COVID-19 in Africa. We found that at the beginning the pandemic, R0 ≤ 4 for all the countries studied; three months later, R0 ∼ 1 with fluctuations in-between. Keywords:  COVID-19, SIDARTHE, SARS-CoV-2.[...] Read More.
Keywords:   COVID-19, SIDARTHE, SARS-CoV-2.
  2021, 10(1), 1-6; 
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