scholarly journals NEUROPROTECTIVE EFFECT OF WATERMELON (CITRULLUS LANATUS) PULP JUICE ON SCOPOLAMINE-INDUCED MEMORY DEFICITS IN SWISS ALBINO MICE: THE ROLE OF ACETYLCHOLINESTERASE AND OXIDATIVE STRESS

2021 ◽  
Vol 12 (3) ◽  
pp. 52-56
Author(s):  
Divya N ◽  
Amudha P ◽  
Viveka K Priya

The effect of Watermelon (Citrullus lanatus) Pulp Juice (WPJ) on scopolamine (SCOP) induced memory deficits is due to the involvement of oxidative stress and AChE activity. The juice was obtained by crushing the pulp in blender and three different concentrations of 100%, 50% and 25% was administration to prevent memory deficit by evaluating changes of AChE activity and oxidative stress indicators (SOD, CAT, LPO and GPx) induced by scopolamine. These results provide evidence that WPJ is an alternative to protect SCOP induced memory deficits in mice by involvement of oxidative stress and AChE activity.

2020 ◽  
Vol 69 ◽  
pp. 103958 ◽  
Author(s):  
Sirlei Patricia Souza ◽  
Andreine Aline Roos ◽  
Amanda Leitão Gindri ◽  
Vanessa Oliveira Domingues ◽  
Jociani Ascari ◽  
...  

2018 ◽  
Vol 2018 ◽  
pp. 1-12 ◽  
Author(s):  
Zhengyu Jiang ◽  
Yan Meng ◽  
Lulong Bo ◽  
Changli Wang ◽  
Jinjun Bian ◽  
...  

Septic liver injury/failure that is mainly characterized by oxidative stress, inflammation, and apoptosis led to a great part of terminal liver pathology with limited effective intervention. Here, we used a lipopolysaccharide (LPS) stimulation model to simulate the septic liver injury and investigated the effect of sophocarpine on LPS-stimulated mice with endotoxemia. We found that sophocarpine increases the survival rate of mice and attenuates the LPS-induced liver injury, which is indicated by pathology and serum liver enzymes. Further research found that sophocarpine ameliorated hepatic oxidative stress indicators (H2O2, O2∙−, and NO) and enhanced the expression of antioxidant molecules such as superoxide dismutase (SOD), catalase (CAT), and glutathione (GSH). In addition, sophocarpine also attenuated regional and systematic inflammation and further reduced apoptosis of hepatocytes. Mechanistic evidence was also investigated in the present study as sophocarpine inhibited hepatic expression of the CYP2E/Nrf2 pathway during oxidative stress, inactivated p38/JNK cascade and NF-κB pathway, and, meanwhile, suppressed PI3K/AKT signaling that reduced apoptosis. Conclusively, the present study unveiled the protective role of sophocarpine in LPS-stimulated oxidative reaction, inflammation, and apoptosis by suppressing the CYP2E/Nrf2/ROS as well as PI3K/AKT pathways, suggesting its promising role in attenuating inflammation and liver injury of septic endotoxemia.


2017 ◽  
Vol 46 (2) ◽  
pp. 445-454 ◽  
Author(s):  
Jing Yang ◽  
Qian Cao ◽  
Wei-Liang Hu ◽  
Rui-Rong Ye ◽  
Liang He ◽  
...  

New TEMPO-functionalized Ru(ii) polypyridyl complexes displayed greatly improved PDT efficacy, capable of simultaneously monitoring cellular oxidative stress during photodynamic therapy.


2019 ◽  
Vol 17 ◽  
pp. 205873921986328
Author(s):  
Xiaohui Chen ◽  
Zhongyuan Hu ◽  
Wenjun Yan ◽  
Yabing Ma ◽  
Man He ◽  
...  

This study was designed to compare the recovery of target-controlled infusion of sufentanil and remifentanil in patients of colorectal cancer. In total, 104 patients were randomly divided into sufentanil and remifentanil groups. One group was given target-controlled infusion of sufentanil, while the other group received remifentanil. Inflammatory factors and oxidative stress indicators were measured at 10 min before induction of anesthesia (T1), 1 h (T2), 24 h (T3), and 72 h (T4) after surgery. Adverse reactions were also compared. The extubation and recovery time of sufentanil group were longer than remifentanil group. The levels of CRP, IL-8, and IL-4 in sufentanil group and remifentanil group increased continuously. CRP contents at T3, T4, and IL-8 and IL-4 contents at T2, T3, and T4 of remifentanil group were lower ( P < 0.05). The incidence of adverse reactions in sufentanil group was 15.4%, which was significantly ( P < 0.05) lower than remifentanil group (28.8%). The recovery and extubation time of sufentanil were longer than remifentanil, while the remifentanil can effectively reduce the levels of inflammatory factors and oxidative stress.


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