What does the saliva collector do to collect saliva?

What does the saliva collector do to collect saliva?

Saliva, commonly known as saliva, is a colorless and thin liquid excreted by the oral cavity and internal glands, with a pH of 6.6 to 7.1. An adult can excrete 1000 to 1500 ml of saliva throughout the day and night.

The composition and function of human saliva: 99% of human saliva is water, follow by substances such as amylase, peroxidase, mucin, phospholipids, phosphoprotein amino acids, potassium, calcium, and magnesium. These substances have the functions of digesting food, antibacterial, and protecting gastric mucosa.

Disadvantages of saliva: Saliva can also spread diseases through the human body with germs.

What can the saliva sampled by the saliva collector be used for?

1. Check for AIDS: In fact, you can find out whether your body is infected with HIV through saliva. The method is quick and easy.

2. Predicting ovulation: Regardless of whether a woman is breastfeeding or not, the glucose content in her saliva is sharply add 5 days before ovulation and 6 days before ovulation. So this can predict the ovulation period, which is helpful for contraception or fertility.

3. Disease prevention and cancer prevention: The mucus protein in saliva can neutralize part of the gastric acid, cause precipitation, attach to the gastric mucosa, form a protective layer, prevent peptic ulcers, and not only kill or inhibit staphylococcus, typhoid bacillus, Escherichia coli, hemolytic streptococcus, etc., and also greatly reduce the toxicity of carcinogens such as aflatoxin, benzopyrene and nitrosamines, and even become harmless substances.

4. Healing wounds: Saliva is rich in nerve growth factors and epidermal growth factors,

which make them accumulate in large amounts at the injured area and repair the wound together with the proliferated capillaries. In addition, the continuous production of collagen fibers can promote hemostasis and wound healing.

The benefits of using saliva samples: Compared with blood samples, saliva samples are easier, more convenient, safer, painless, and non-invasive. The method of collecting saliva samples reduces the risk of contamination and adds the convenience of sampling and inspection. The subjects sampled by themselves. The saliva sample collected by the saliva collector can be use in the saliva preservation fluid to replace blood DNA and is widely use in epidemiological research,

characteristic medicine, drug response monitoring, genetic disease diagnosis, disease probability prediction, and healthy life counseling.

What does the saliva collector do to collect saliva?