Liposomes are very important as drug carrier systems due to many factors including their suitability to encapsulate polar and non polar drugs, their stability and long shelf life, controllable properties such as size and charge, ability to functionalize and modify the surface due to the presence of...
It's a question we've been asking ourselves for a long time. In the 1950s, Bert the Turtle coached schoolchildren across the United States to Duck and Cover to avoid "the atomic bomb." In more recent years, Bear Grylls taught ordinary suburbanites how to stay alive if they, too, shoul...
When people who produce less melanin are overexposed to UV rays, it causes damage to the DNA in the upper layers of skin cells—resulting in a radiation burn, known as sunburn. Not everybody responds in the same way to sun exposure. In general, people with lighter skin, freckles, or nat...
Nonetheless, clear skin is achievable for everyone as long as you avoid clogged pores, remove dead skin cells, find a routine that works for you and understand what triggers your breakouts. So, if you’re asking yourself, “How can I make my skin clear?” or “How to get clear skin ...
This trading of heat can happen three different ways: by convection, conduction, and radiation.热量的传递通过三种方式进行：对流、传导和辐射。All three are at play in an igloo.冰屋里面，热量传递的这三种方式都实现了。A person inside will radiate body heat, which moves around the igloo by ...
These bugs also provide an excellent source of nutrients for people or animals in space. A grasshopper might be a welcome, if not crunchy, change for astronauts subsisting on dehydrated meals. And, some insects could have additional benefits on long-term space voyagers. For example, the silk ...
Because light has both electric and magnetic fields, it's also referred to as electromagnetic radiation. Electromagnetic radiation doesn't need a medium to travel through, and, when it's traveling in a vacuum, moves at 186,000 miles per second (300,000 kilometers per second). Scientists ...
D.It helps to find out what is going on inside a person’s body without opening it up. 【小题4】We can infer from this passage that . A.patients in front of CAT may suffer from a bit of radiation B.doctors need no opening-up of the body with CAT scanners ...
Thus, research to date suggests that chronic inflammation, oxidative stress, and most chronic diseases are closely linked, and the antioxidant properties of curcumin can play a key role in the prevention and treatment of chronic inflammation diseases. Keywords: curcumin; antioxidant; inflammation; ...
To evaluate the treatment-induced toxicity (as primary endpoint) and the efficacy (as secondary endpoint) of stereotactic body radiation therapy (SBRT) in the treatment of mediastinal lymph nodes (LNs) in the so-called no-fly zone (NFZ) in cancers with various histology.Forty-two patients were...