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Amelioratory Effect of Aqueous Leaf Extract of Origanum majorana on some Liver Function and Histological Alteration of the Liver in Experimentally Obese Rats
2024
Osman E. Mohamed | Zohour I. Nabil | Heba N. Gad El-Hak | Heba M.A. Abdelrazek
Obesity’s dangers are becoming more widely recognized around the world. Obese people are more likely to develop a variety of serious diseases, including fatty liver. The purpose of this study was to investigate the effect of Origanum majorana on light microscopic changes in the liver, as well as hematology and some liver enzymes in experimentally obese albino rats. Four groups of twenty-four male albino rats were formed. For three months, the control group was fed a standard laboratory diet and received saline orally by gavage tube. Obese rats were given a high-fat diet. The marj group received 20 mg/kg of aqueous extract of marjoram via gavage tube. The obese/marj group received the same treatment as the obese group and received 20 mg/kg of aqueous extract of marjoram daily via gavage tube. The liver and visceral fat weights of animals were recorded, blood samples for hematology and liver functions were estimated. Liver samples were fixed in 10% formol saline then stained by Hematoxylin and Eosin for histological examination. Obese animals had significantly higher liver, visceral fat weights, and liver function than the control group. Histologically, there was an increase of fatty degeneration in the obese group. However, the obese group that received the aqueous leaf extract of Origanum majorana was lower in all the measured and examined liver parameters than that of the control group. In this study the aqueous leaf extract of Origanum majorana may ameliorate the obesity induced abnormal changes in the hepatocytes.
Mostrar más [+] Menos [-]Effects of smokeless nicotine on blood physiology, biochemical, and histological alterations using Labeo rohita as a model organism
2024
Shabbir Ahmad | Hasnain Akmal | Sajid Ali | Kamran Jafar | Muhammad Shoaib | Muqadas Shahzadi | Iqra Akram | Taqi Shahid Jaffari | Irfan Ahmad | Arva Mehmood | Khurram Shahzad
Objective: The present research was conducted to evaluate the negative effects of nicotine powder on the blood physiology, and biochemical and histological alterations of Labeo rohita. Materials and Methods: Fish were divided into four groups (1–4). Fish groups 2, 3, and 4 were exposed to different concentrations of nicotine, such as 0.75, 1.25, and 1.75 mg/l, while group 1 acted as a control. To find out the long-term impact of nicotine on body physiology, we conducted a 42-day experiment. After the completion of the experiment, hematology, biochemical assays, and histology were done. Results: Results revealed a considerable increase in HGB, red blood cells, WBCs, hematocrit, mean corpuscular volume, red cell distribution width -SD, procalcitonin, neutrophils, lymphocytes, monocytes, triglycerides, total cholesterol, low-density lipoprotein, very low-density lipoprotein, alanine transaminase, aspartate aminotransferase, globulin, thyroid stimulating hormone, BUN, creatinine, and blood glucose levels, whereas mean corpuscular hemoglobin concentration, mean corpuscular hemoglobin, RDW, platelet, high-density lipoprotein, albumin, total proteins, and T3 levels were significantly (p ≤ 0.05) decreased in exposed fish as compared to control group fish. Histological alterations showed that exposure to smokeless nicotine causes deleterious and degenerative effects in the liver, kidney, and gills of exposed fish. Conclusion: Nicotine administration in fish results in adverse effects on different biochemical and hematological parameters and causes histological alterations in some vital organs of exposed fish. [J Adv Vet Anim Res 2024; 11(2.000): 463-473]
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