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【Animal Modeling】-Removal of baroreceptor afferent nerve-induced hypertension model

【Animal Modeling】-Removal of baroreceptor afferent nerve-induced hypertension model

Refers to hypertension caused by cutting the decompression nerves of the aorta and the nerves of the carotid sinus. Experiments usually use dogs and rabbits, sometimes rats...

2021-03-22
[Disease Animal Model]-Kidney Outsourcing Hypertension Model

[Disease Animal Model]-Kidney Outsourcing Hypertension Model

A model of extrarenal compressive hypertension with two kidneys and a tie (one kidney is tied and both kidneys are kept), one kidney and one tie (one kidney is tied) (contralateral nephrectomy), and one There are two types of tie that can be divided ...

2021-03-22
【Disease Animal Model】-Renovascular Hypertension Model

【Disease Animal Model】-Renovascular Hypertension Model

The renovascular hypertension model is a model in which an animal\'s renal artery stenosis leads to an increase in blood pressure...

2021-03-22
[Disease animal model]-Arrhythmia model caused by myocardial ischemia and reperfusion

[Disease animal model]-Arrhythmia model caused by myocardial ischemia and reperfusion

Male rats weighing 250-450g are anesthetized by intraperitoneal injection with 25% urethane at a dose of 1.2-1.5g/kg body weight. The animal is fixed on the operating table in a supine position, and needle electrodes are inserted into the rat’s limbs...

2021-03-18
Arrhythmia induced by coronary artery ligation in awake rats

Arrhythmia induced by coronary artery ligation in awake rats

Male rats weighing 250-350g were anesthetized with ether and fixed in the supine position. Cut the skin in the middle of the neck, separate the trachea for tracheal intubation, connect to an artificial ventilator for artificial respiration, maintain ...

2021-03-18
[Animal Modeling]-Arrhythmia induced by two-part ligation of the dog Harris

[Animal Modeling]-Arrhythmia induced by two-part ligation of the dog Harris

  Experimental dogs weighing 10~13kg were anesthetized with 3% sodium pentobarbital at a dose of 30mg/kg body weight, and artificial respiration was performed by endotracheal intubation. The respiratory rate was 24b/min, the respiratory ratio was 1:1...

2021-03-18
【Disease Animal Model】-Ventricular Arrhythmia Caused by Programmable Electrical Stimulation of Dog Ischemic Heart

【Disease Animal Model】-Ventricular Arrhythmia Caused by Programmable Electrical Stimulation of Dog Ischemic Heart

Experimental dogs weighing 12 to 15 kg are anesthetized by intravenous or intraperitoneal injection of 3% sodium pentobarbital at a dose of 30 mg/kg body weight. The median skin of the neck is incised, the trachea is separated for endotracheal intuba...

2021-03-18
【Disease animal model】-Traditional Chinese medicine-induced ventricular arrhythmia in rats

【Disease animal model】-Traditional Chinese medicine-induced ventricular arrhythmia in rats

Experimental rats weighing 250-300g were anesthetized by intraperitoneal injection of 25% urethane and fixed in the supine position. According to the conventional method, needle electrodes were pierced into the extremities of the rats and connected t...

2021-03-18
[Disease animal model]-Arrhythmia caused by chloroform, chloroform-adrenaline and epinephrine

[Disease animal model]-Arrhythmia caused by chloroform, chloroform-adrenaline and epinephrine

For mice weighing 25-30 g or more, use 3-4 ml chloroform cotton balls and place them in a 600 ml beaker (after replacement). Add 1 ml of chloroform to the mice. After stopping breathing, immediately remove the chest cavity and visually inspect the ve...

2021-03-18
[Disease animal model]-Acute myocardial infarction model caused by ligation of the left anterior descending coronary artery

[Disease animal model]-Acute myocardial infarction model caused by ligation of the left anterior descending coronary artery

The animals used for the replication method are rats, dogs and rabbits. Here, we will introduce in detail how to use dogs to create an acute myocardial infarction model...

2021-03-17
[Disease animal model]-Myocardial infarction model caused by electrical stimulation of canine coronary artery

[Disease animal model]-Myocardial infarction model caused by electrical stimulation of canine coronary artery

Breeding method After measuring the body weight, the experimental dog was anesthetized by intravenous administration of 3% sodium pentobarbital 30 mg/kg and inserted into the trachea. Fix the animal in the right decubitus position, separate the femor...

2021-03-17
[Disease animal model]-Rat suture method induced myocardial ischemia model

[Disease animal model]-Rat suture method induced myocardial ischemia model

Replication method Male Wistar rats, weighing 300-400g. Wire: 0.36 mm in diameter, which can be reused. The wire can be shortened to 30 cm to improve operability...

2021-03-17
[Disease animal model]-Chinese miniature pig heart catheterization coronary embolism myocardial infarction model

[Disease animal model]-Chinese miniature pig heart catheterization coronary embolism myocardial infarction model

Breeding method Chinese male miniature pigs weighing 18-22 kg. Anesthesia was given by intravenous injection of 30 mg/kg sodium pentobarbital. After the animal is fixed, the femoral vein is separated to establish a venous passage for hydration and dr...

2021-03-17
【Disease animal model】-Pyogenic pericarditis animal model

【Disease animal model】-Pyogenic pericarditis animal model

Breeding method New Zealand rabbits weighing 2.0-2.5 kg, fixed on their back, local infiltration anesthesia with 1% procaine hydrochloride, aseptic surgery, incision in the chest, ribs, ligation, exposed area of the pericardium...

2021-03-17
【Disease animal model】-Preparation of rabbit constrictive pericarditis model without opening the chest

【Disease animal model】-Preparation of rabbit constrictive pericarditis model without opening the chest

Breeding method New Zealand rabbits weighing 1.5-2.0 kg, the back is fixed, and 2% procaine is used for local infiltration anesthesia. A small incision is made in the center of the upper abdomen, and about 0.5 g of liver tissue is collected to check ...

2021-03-17
[Disease animal model]-Mouse cytomegalovirus infection BALB/c mouse myocarditis model

[Disease animal model]-Mouse cytomegalovirus infection BALB/c mouse myocarditis model

4-week-old SPF male BALB/c mice, weighing 10-12 g, keep the air in a fresh room with a temperature of (20±4)°C and a relative humidity of 60%. Inject 100,000 pfu CVB3 (Nancy strain, MCMV suspension) intraperitoneally at a volume of 0.1 ml/mouse...

2021-03-17