ThUNCORRECTED PROOF
A R T I C L E I N F O
Article history:
Received 3 March 2016
Received in revised form 21 April 2016
Accepted 22 April 2016
Available online xxx
Keywords:
Furan
Rat testis
Oxidative stress
Histopathology
Caspase-3
CYP2E1
A B S T R A C T
Furan is produced in a wide variety of heat-treated foods via thermal degradation. Furan contamination is found to be relatively high in processed baby foods, cereal products, fruits juices, and canned vegetables. Several studies have demonstrated that furan is a potent hepatotoxin and hepatocarcinogen in rodents. However, few studies have investigated the toxic effects of furan in the testis. In addition, the exact mechanism(s) by which furan exerts toxicity in the testis has not been fully
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Our findings revealed that GO significantly down-regulates the overexpression of
CYP2E1. This finding is consistent with several previous studies that reported that certain garlic ingredients are selective competitive inhibitors of CYP2E1 (Premdas et al., 2000; Wargovich, 2006; Zeng et al., 2009; Zhang et al., 2013). The garlic ingredient, diallyl sulphide, inhibits CYP2E1-dependant transformation of acrylamide into its end toxic product glycidamide (Taubert et al., 2006). Furthermore,
CYP2E1 knock-out mice led to a dramatic inhibition of acrylamide conversion to glycidamide and an absence in acrylamide-induced toxicity
(Ghanayem et al., 2005a,b). Therefore, in addition to the antioxidant capability of GO, it is plausible to conclude that selective blockade of the CYP2E1 pathway by garlic oil is likely to be one of the underlying mechanisms underpinning the suppression of furan-induced oxidative stress.
In the present study, a significant reduction in testosterone levels was found in the furan-treated group. The reduction in the levels of testosterone is consistent with previous studies (Karacaoglu and Selmanoglu,
2010). However, our results contradict Cooke et al.
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1.1 Describe the factors to take into account when planning healthy and safe indoor and outdoor environments and services
The diet Chloe is following restricts her of the foods that are high in Vitamin B12. Meats and milk products.
The diets were continued throughout gestation and lactation for the females after conception. Their results suggested that the rats receiving 2 % of the food additive BVO in their feed became completely infertile. At 1 % of BVO, the rats suffered impaired fertility, reduced maternal body weight and reduced litter sizes but no evidence of malformations. Besides, postnatal mortality was high at this dose and impaired growth was observed among the survivors. Another experiment that done by Munro et al. (1969) found that all rats had arrested testicular development, thyroid hyperplasia, fatty changes in the liver, myocarditis, renal tubular epithelial changes and reduced liver enzyme activities when fed with semi-purified diet containing 0, 0.5% or 2.5% of brominated cottonseed oil for 80
What has been brought to light in recent years is the effects of these chemicals on the body’s immune response. By introducing these toxic chemicals into the body, the potency of the immune system is compromised. More commonly than not, the body’s magnificent defense system will kick in and destroy foreign invaders but all it can take is an overwhelming amount of chemicals to slow or even shut down the body’s response systems. A large amount of these types of chemicals introduced into the body at one time would be considered acute toxicity and could even cause death. Additionally, a small amount of these poisonous substances brought into the body over a long period would be considered chronic toxicity and can have detrimental effects on the body’s natural response (Hoernschemeyer 55-57). This information is startling enough to want to make a change from conventionally grown food to pesticide-free organic
Different observation techniques help to focus the observation so appropriate data is collected and presented in meaningful ways.
Why would UCP2, such a vital chemical for building stronger brains, be impacted by the type of birth one has? Interestingly, scientists know that UCP2 production is triggered by stress and that it helps cells survive under stressful conditions. Vaginal birth is a significant physiological stress for newborns, as their heads and bodies are repeatedly squeezed during pushing contractions along with the umbilical cord, creating moments of temporary oxygen deprivation (or hypoxia) in the newborn.
A description of the social, economical and cultural factors that will impact on the lives of children and young people.
Apart from these A.fumigatus produces various toxic metabolites like Verruculogen, Pseurotin, Sulochrin, asterric acid, trypacidin, fumiquinazolins. Verruculogen is a potent tremorgen and is capable of modifying the electrophysical properties of the human nasal epithelial cells. Pseurotin A inhibits immunoglobulin E function
Cyp core 3.3 – Understand how to safeguard the wellbeing of children and young people.1.1 outline current legislation, guidelines, policies and procedures with own UK home nation affecting the safeguarding of children and young people.
The extra risk would be the concern for carcinogenicity. Researchers found no evidence of increased cancer in rats and mice that were fed Malathion over a two year period. 3 Rats and mice that were fed high doses of Malathion developed liver cancer. 9 There is no sufficient evidence to assess human carcinogenic potential by all routes of exposure, though the United States Environmental Protection Agency (U.S. EPA) has determined there is suggestive evidence of
• Avoid salty processed foods, including canned, jarred, frozen, or boxed foods. Some examples include pickles, frozen dinners, canned soups, potato and corn chips, and olives.
One claim where additional research is being done on is the affect of garlic on cardiovascular disease (CVD). According to the American Heart Association, one in every three American adults has one or more types of CVD. The most common types of CVDs include high blood pressure, coronary heart disease, heart failure and stroke. CVD has been the number one cause of death in America since 1900, with the exception of 1918. On average, 2,300 Americans die each day from some type of CVD (American Heart Association, 2010). Through different trials and tests, Garlic has been found to help provide protection against various CVDs, which based on the statistics, can help hundreds of thousands of people in America. Garlic has been found to lower
Toxicokinetic studies provide important data on the amount of toxicant delivered to a target as well as specific metabolism. Animals are exposed to fungicides through ingestion or they are absorbed through the skin or the respiratory system. Different factors regulate their absorption, distribution, metabolism and excretion. In general, the liver is the primary site for biotransformation and may include detoxification as well as activation reactions (Gupta., 1986). slow degradation and biotransformation, environmental persistence and bioaccumulation in adipose tissue and organs containing a high content of lipid membranes (Costa., 2008). The newly introduced class of fungicides are rapidly absorbed, metabolized and excreted and do not accumulate in tissues, but some of them are partially absorbed from the gastrointestinal tract.
Inhibition of green tea catechins against the growth of cancerous human colon and hepatic epithelial cells are also reported [92]. N-Nitrosobis (2-oxopropyl)amine and/or oxidized soybean oil are demonstrated to increase the oxidative DNA damage of hamster pancreas and liver and production of 8-oxodG. And this was suppressed by the green tea supplementation. This wok suggests that GTC might have the beneficial effect on important organ [93]. Induction of mutagenesis in rodents by 4-(methylnitrosamino)-1-(3-pyridyl)-1-butanone-4-(methylnitrosamino)-1-(3-pyridyl)-1-butanone and N-nitrosonornicotine is demonstrated in liver tissues of rodents. But, green tea significantly reduced mutagenesis by approximately 15-50% in liver, lung, pooled oral tissue and esophagus in this study [94]. Another finding suggests that green tea might act as an anti-promoter against pentachlorophenol PCP-induced mouse hepatocarcinogenesis via its ability to prevent down-regulation of gap junctional intercellular communication GJIC (Fig-4) [95]. Report suggests that GTE is a possible chemopreventive agent for nitrosamine-initiated hepatocarcinogenesis, but not with a choline deficient diet. This suggests that essential nutrient and micronutrient exert its obvious involvement in the metabolic processes [96]. So, suggestion can be made that GTE with
Snacks, Fried foods, preserved foods, processed meat products (meat, floss, sausage, ham, etc.), biscuits (excluding low-temperature baking and whole wheat crackers), soft drinks cola