Mice were purchased from Guangdong Medical Laboratory Animal Center. Nude mice subcutaneous xenograft model Four-week-old BALB/c male nude mice (n = 5 per group) with the average body weight of 18 to 22 g were randomly divided into groups. Xenografts were initiated by subcutaneous injection...
TRANSCRIPT DIRECTIONS: For each question in this part, you will hear four statements about a picture in your test book. When you hear the statements, you must select the one statement that best describes what you see in the picture. Then find the number of the questions on your answer ...