How do you differentiate Brugia malayi and Wuchereria bancrofti?

How do you differentiate Brugia malayi and Wuchereria bancrofti?

bancrofti are more protruding while in B. malayi they are flattened. The lateral caudal papillae in B. malayi have an indentation around their bases which is absent in W.

Is Wuchereria bancrofti common?

EPIDEMIOLOGY: Wuchereria bancrofti is endemic in 78 countries and affects 128 million people worldwide(1). This nematode is widespread throughout humid and tropical zones of Asia, Africa, the Americas and the Pacific islands, and is common in areas with poor socioeconomic levels(1,2,7).

What is Wuchereria bancrofti common name?

How do you identify Brugia malayi?

Brugia malayi adults in tissue. Brugia spp. have typical features of filarial nematodes in cross-section. Females reach a maximum diameter of 180 µm; males are smaller (up to 90 µm). The intestine is small and females have two uterine tubes containing developing microfilariae.

What is Brugia malayi infection clinically?

B. malayi is one of the causative agents of lymphatic filariasis, a condition marked by infection and swelling of the lymphatic system. The disease is primarily caused by the presence of worms in the lymphatic vessels and the resulting inflammatory response of the host.

What is the common name of Brugia malayi?

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Which of the following disease is caused by Wuchereria Malayi?

Filariasis is caused by Wuchereria bancrofti.

Where is Brugia malayi found?

Both Wuchereria bancrofti and Brugia malayi are found exclusively in tropical and subtropical areas. Brugia malayi is found in Southeast and East Asia, whereas W. bancrofti occurs in Asia, Africa, and Central and South America. However, infected patients could present in any part of the world, given the ease of travel.

What does Brugia malayi cause?

Filariasis. Lymphatic filariasis is caused by Wuchereria bancrofti and Brugia malayi.

What is morphology of Brugia malayi?

B. malayi microfilariae are 200-275 um in length and have a round anterior end and a pointed posterior end. The microfilariae are sheathed, which stains heavily with Giemsa….

What is Wuchereria bancrofti?

Most of the infections worldwide are caused by Wuchereria bancrofti. In Asia, the disease can also be caused by Brugia malayi and Brugia timori. The infection spreads from person to person by mosquito bites. The adult worm lives in the human lymph vessels, mates, and produces millions of microscopic worms, also known as microfilariae.

What is the difference between bancrofti and malayi worms?

The upcoming discussion will update you about the difference between W.Bancrofti and B.Malayi. Adult worms are creamy white, filiform and have cylindrical body with tapering ends. Posterior end of male is sharply curved ventrally bearing two unequal copulatory spicules. The female has narrow and abruptly pointed tail end.

How can Brugia malayican be separated from W bancrofti?

Brugia malayican be separated from W. bancroftiby the length of the headspace and characteristics of the tail nuclei. If a sheath is present and stained with Giemsa stain, the pink sheath of B. malayican often be distinguished from the colorless sheath of W. bancrofti.

What is the nucleotide sequence for brugia malayi and Wuchereria bancrofti GST?

The nucleotide sequence for Brugia malayi and Wuchereria bancrofti GST have been submitted to EMBL, GenBank, and DDBJ Nucleotide Sequence Databases under Accession Nos. Y12788 and AY195867. Human lymphatic filariasis is mainly caused by the parasites Wuchereria bancrofti and Brugia malayi and currently affects 120 million people worldwide.