Nitric oxide

characteristic provides different physical and chemical properties. 1.2. Synthesis Most of the curcuminoids have been synthesized by Pabon method from most literature reports, which through the condensation of the acetyl acetone (pentone-2,4-dione)-boric oxide complex and an aromatic aldehyde in addition of tributyl borate and butylamine at 60°C with ethyl acetate as the solvent.8 This synthetic method involves aldol condensation, by forming acetylacetone-boron complex, and cleavage of the…

Nuclear Energy From flipping a switch to see the other end of your room at night, to developing this very document, electricity is a necessity humans in our country may simply never live without. We’ve learned to adapt to a society that has only taught us how to utilize its purpose, but are rarely taught about the consequences caused by generating the electricity through coal mines, and that there are alternative options to save our planet. Nuclear energy is alternative energy source…

The metabolic regulation of arteriolar vascular resistance is variably affected by CO2, O2, pH/lactate formation, adenosine, and nitric oxide. Neurogenic regulation refers to sympathetic tone on the cerebral arteries leading to mild tonic vasoconstriction, allowing for higher limits on the autoregulation curve; in contrast, the parasympathetic nervous system plays little role in cerebral…

Marilyn Monroe once sang, “Diamonds are a girl’s best friend.” This lyric about girls and their diamonds makes sense for obvious reasons. Diamonds are shiny, make women feel like princesses, and are a symbol of “love”. However, diamonds have an intimidating competitor, chocolate. No matter how big the “rock” is, some women would prefer delicious, melt in your mouth, chocolate. Their wise decision could potentially have some great upsides to it. For instance, dark chocolate has numerous health…

Physics Article: Hydroelectric Energy What is hydroelectric Energy? Hydroelectricity is a term that is referred to as generating electricity by Hydropower. Hydropower is a movement of water that flows downstream to create Kinetic Energy, which can be converted into electricity. Hydroelectric plants convert the energy into electricity by forcing water. The hydropower produces electric power through the use of flowing water or the gravitational force. Hydroelectricity is a renewable…

Surgery nowadays is one of the most efficient and effective procedures in the field of medicine. Anything that involves cutting or closing the tissues of a patient is considered surgical. In our generation, surgery serves a lot of purpose. It could be for diagnostic; such as biopsy, ablative; wherein you remove a diseased body part, transplant, constructive purposes and the lists goes on. Surgery is an important field in medicine too. For it saves millions of lives. But unlike what surgery is to…

1 – Introduction Haemocompatibility is an evaluation of the effects of medical devices on blood and the blood components which they come in contact with. It confers to a set of properties that indicate the ability of the material to come in contact with the blood without resulting in adverse reactions. In terms of regulatory requirements, the material is tested in relation to 5 main test categories: Thrombus Coagulation Platelets Haematology Immunology Problems with haemocompatibility…

Sometimes despite optimal care, some patients become severe developing refractory hypoxemia. In this case extracorporeal membrane oxygenation or ECMO is the last hope. ECMO, a highly invasive procedure similar to a cardiopulmonary bypass machine comes with significant risk and complications, with rates of mortality near 60%.26 ECMO involves a skilled group of caregivers capable of monitoring and managing the patient correctly. Two different methods can be used, veno-atrial which requires a…

with thiamine used as the base catalyst of the reaction. The next step was the preparation of benzil from the oxidation reaction of benzoin with nitric acid. In the oxidation reaction, the alcohol functional group of benzoin was oxidized to form the carbonyl functional group of benzil, while the nitric acid was reduced into a mixture of nitrogen oxides that formed toxic brown fumes. The final step was the preparation of tetracyclone from the aldol condensation reaction of…

of proteins. In addition, they have had to suffer adaptations to abiotic stress and develop strategies working days for the defense and to cope with the attacks of both biotic type (insects, fungi, viruses), such as type of abiotic (water, heat, nitric oxide). The plants are exposed to many different pathogens in the environment. However, only…