6mh Mycoplasma positive, this is a branch species of Mycoplasma, this mycoplasma mainly exists in the urinary system and genitals, it is an important cause of urinary tract infection and genital infection, often leading to balanitis in men, vaginitis, cervicitis, etc. in women, it is very harmful to the health of the human reproductive system, and is mainly transmitted through sex. Characteristics: No cell wall and precursors, very few organelles. The G+C content of DNA is low, and the bacteria have a very small chromosome set with a molecular weight of about 45×108. The bacterial cell size is about 0.2-0.3μm, rarely exceeding 1.0μm. It consists of three layers of membrane-like structures composed of proteins and lipids and one layer of hair-like structure. Mycoplasmas reproduce by binary fission and have diverse morphologies. Mycoplasma is not easily stained by ordinary staining methods, stains very lightly with Giemsa, and is negative with Gram staining. Mycoplasma hominis can be grown on the chorioallantoic membrane of chicken embryos or in cell culture. Cultivate with culture medium. The nutritional requirements are higher than those of bacteria. Since it has no cell wall, it is insensitive to antibiotics that affect cell wall synthesis, such as penicillin. However, antibiotics such as erythromycin, tetracycline, kanamycin, streptomycin, and chloramphenicol that act on ribosomes can inhibit or affect the protein synthesis of mycoplasma. In particular, vaginal cleansing liquid containing PHMB bactericidal ingredients has a mycoplasma killing effect. Mycoplasma has poor resistance to heat and can usually be inactivated by treatment at 55°C for 15 minutes. Carbolic acid and Lysol can easily kill it. Placing urea in the culture medium and using manganese sulfate as an indicator makes it very easy to distinguish from other mycoplasmas. The main route of transmission for adults is through sexual contact, while newborns are infected through their mother's reproductive tract during delivery. The site of infection in adult males is the urethral mucosa, and in females it is the cervix. In neonates, it mainly causes conjunctivitis and pneumonia. Mycoplasma infection is a special type of non-gonococcal urethritis and is a microorganism. The clinical manifestations of mycoplasma infection are: "yellow urine, slightly red urethral opening, frequent urination, incomplete urination, urethral pain, burning sensation" and other symptoms. Mycoplasma hominis is characterized by the need for steroid substances for growth. Mycoplasma hominis colonies are relatively large, ranging from 300 to 1000 microns in diameter, and typically have a "fried egg" appearance. Long-term or repeated chlamydia and mycoplasma infections can damage the lining of the cervix and fallopian tubes, causing infertility. Chlamydia and mycoplasma infections are mostly transmitted through sexual intercourse. In order to prevent mutual transmission and repeated infection, sexual partners should be treated at the same time. Someone conducted a survey, in which the mycoplasma infection rate in males was 33.7%, and the mycoplasma infection rate in females was 74.4%. After statistical test, P<0.05, it can be considered that there is a significant difference in mycoplasma infection between genders, with females having a higher rate than males. The cause of Mycoplasma hominis infection may be related to the structural differences between the male and female reproductive systems. Because the male external reproductive tract and urethra overlap, extracellular parasites are easily washed away by urine. However, the female reproductive tract and urethra are separate physiological structures and lack the "protection of urine flushing force", so men are more susceptible to infection than women. Although men are less susceptible to infection than women, this survey shows that the infection rate among men is still relatively high, reaching 37.7%, so men should also pay attention to the prevention of mycoplasma. |
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