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What are the 4 dengue viruses?

What are the 4 dengue viruses?

There are four dengue virus serotypes: DENV-1, DENV-2, DENV-3, and DENV-4. They belong to the genus Flavivirus, family Flaviviridae (of which yellow fever virus is the type species), which contains approximately 53 viruses. The flaviviruses are relatively small (40–65 nm) and spherical with a lipid envelope.

Is dengue a chikungunya?

Chikungunya must be distinguished from dengue. While both diseases patients may have diffuse body pain, having Chikungunya the pain is much more intense and localized in the joints and tendons than dengue. There are no specific drugs to cure the disease.

What virus causes dengue hemorrhagic fever?

Dengue fever is a virus transmitted by the bite of a female Aedes mosquito (Aedes aegypti and Aedes albopictus) carrying dengue virus. The infection is caused by one of four dengue viruses (DENV 1-4). These mosquitos also spread Zika, chikungunya and other viruses.

Can chikungunya and dengue happen together?

Dengue and chikungunya (CHIK) infections appear to be increasing in all parts of India. Aedes aegypti mosquitoes are common vectors for dengue virus (DENV) and CHIK virus (CHIKV). In areas where both viruses cocirculate, they can be transmitted together.

What is serotype of virus?

Serotypes are groups within a single species of microorganisms, such as bacteria or viruses, which share distinctive surface structures.

Is chikungunya worse than dengue?

Dengue fever has become more common and dangerous than chikungunya in the last few years but the joint pain associated with chikungunya can last for years. The symptoms of dengue show up within 3-4 days after infection and reduce in about 3-4 weeks with medication and rest.

How does chikungunya differ from dengue?

They are both viral infections spread by the Aedes mosquito (in contrast to the Anopheles mosquito, which is associated with malaria). However, they are caused by different forms of virus; chikungunya is caused by a Togaviridae alphavirus, while dengue is caused by a Flavirideae flavivirus.

What causes dengue virus?

Dengue viruses are spread to people through the bite of an infected Aedes species (Ae. aegypti or Ae. albopictus) mosquito.

Why does dengue cause chikungunya?

First of all, mosquito bite is the main cause of Chikungunya and Dengue. Both the diseases are caused by a female mosquito also commonly known by the name Aedes. Other common things between Dengue and Chikungunya are: Dengue and Chikungunya diseases are more common in the tropical and sub-tropical climates.

Can you get dengue and malaria at the same time?

It is no doubt that in a tropical country, the high prevalence of malaria and dengue can be seen. However, concurrent malaria and dengue infection is not common. Concurrent malaria and dengue infection is a scenario that both malaria and dengue exists in a patient at the same time.

Berapa jenis virus dengue?

Virus dengue terbagi menjadi empat jenis virus (dikenal sebagai serotipe), yaitu virus dengue serotipe-1 (DEN-1), DEN-2, DEN-3, dan DEN-4. Keempat serotipe virus tersebut menunjukkan perbedaan yang cukup signifikan sehingga dapat pula disebut sebagai empat virus yang berbeda.

Apakah nyamuk bisa menularkan virus dengue?

Namun selain menularkannya kepada manusia, virus yang dibawa oleh nyamuk melalui darah orang yang sudah terinfeksi virus dengue juga bisa ditularkan kepada anak anaknya melalui telur. Nyamuk ini pada awalnya berasal dari benua Afrika.

Berapa jenis virus dengue yang mewabah di Batam?

Ia mencontohkan pada 2018, jenis virus dengue yang mewabah di Batam adalah DEN-2. Sementara di Ambon, virus yang mewabah adalah DEN-1. Ilmu taksonomi menggolongkan setiap serotipe sebagai spesies tersendiri.

Mengapa virus dengue berada di sitoplasma sel inang?

Selanjutnya virus berada dalam endosom dan menaikkan konsentrasi ion H+ untuk menurunkan pH endosom, agar endosom pecah dan virus Dengue berada di sitoplasma sel inang. Virus melepaskan materi genetiknya.