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The feed contains about 15% protein. Among the essential amino acids, arginine is particularly important for rabbits and is the first restrictive amino acid. Therefore, arginine and lysine must be supplemented in the rabbit’s diet....
2022-02-03
Purpose (1) Familiar with the method of establishing morphine-dependent rat model, and copy the morphine-dependent rat model. (2) Observe and score the withdrawal symptoms of morphine-dependent rats to determine whether a morphine-dependen...
2022-02-03Chronic obstructive pulmonary disease (COPD) is a chronic respiratory system disease. Its airflow limitation is characterized by inflammation and the concentrated effect of the lungs on harmful gases (such as cigarette smoke and harmful particles (es...
2022-02-03There are two ideal animal carcinogenic chemicals: N-butyl-N-(4-hydroxybutane 1). -Nitrosamines, BBN) and N*methyl-N-nitrosourea (N-methyl-N-nitrosourea, MNU) are representative nitroso compounds and N-[4-(5 -Nitro-2-furyl)-2, -thiazolyl]carboxamide...
2022-02-02The transplanted tumor model of human ovarian cancer in nude mice is an ideal carrier for ovarian cancer research. It is used for the etiology, etiology, biological characteristics of human ovarian cancer, radioimmunoimaging diagnosis, chemotherapy d...
2022-02-02Radiotherapy is one of the main treatment methods for breast tumors. Radiation pulmonary fibrosis is a common lung injury repair change after radiotherapy of breast tumors, which may lead to irreversible lung dysfunction...
2022-02-02The experimental equipment is operating under conditions close to the design load, and the measurement continues for more than 48 hours...
2022-02-02Except for pathogens that need to be excluded from clean animals, there are no major potential infectious diseases or pathogens that cause conditional diseases and interfere with scientific experiments...
2022-02-021) Issue 1. The electrical load of the production area (animal experiment area) of the barrier environment facility should be level 2 or higher. Or prepare a backup power supply. 2, barrier environment facilities should install special powe...
2022-02-02Transgenic animal models of bladder cancer can be divided into microinjection, retroviral infection and embryonic stem cell method through gene transfer. The microinjection method is more mature. The purified target gene fragment is microinjected int...
2022-02-02Oleic acid is a highly toxic fatty acid. When oleic acid is injected into the left renal artery, renal tubular epithelial cells swell and die, interstitial edema, intravascular renal ischemia and severe renal microcirculation. It is impaired and rena...
2022-02-02The experimental animal environment refers to a special artificial place where animals are kept in a limited space controlled by humans and grow, reproduce and experiment according to human wishes. The environment outside the breeding room or animal...
2022-02-02The measurement shall be performed after the completion of the facility, after 48 hours of operation of the air conditioning system or during the normal operation of the facility. During the measurement process, the breeding/breeding area and experim...
2022-02-02Intraperitoneal injection of diazyl am 5 mg/kg and ketamine 50 mg/kg, anesthetize 100-150 g male SD rats, and perform left nephrectomy through midline incision...
2022-02-02Commonly used animals are adult SD or Wistar rats, 120-150g rats, anesthetized with diazepa 5mg/kg and ketamine 50mg/kg, prone position, fixed below the abdomen...
2022-02-02Since the 1960s, the chemical induction method has been started very early, and has become the most mature and commonly used method for preparing IBD models. There are many types of chemical stimulants, such as acetic acid, sodium dextran sulfate, so...
2022-02-02