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EntericPlex


Research Use Only


SpeeDx has developed several concise EntericPlex panels that target common parasitic or bacterial pathogens that cause gastroenteritis.

  • Panels currently available are:

    • EntericPlex Parasite

    • EntericPlex Bacteria I

    • EntericPlex Bacteria II

  • These single-well qPCR panels are cost-effective and provide rapid results whilst maximizing your sample throughput

  • With up to five carefully selected targets, each EntericPlex panel will suit your investigative needs


Why research gastroenteritis?

Gastroenteritis is a leading cause of mortality in children under four, especially in the developing world[1], and within the United States it is estimated to cause 179 million illnesses annually[2].

In otherwise healthy adults, it is usually uncomfortable but self-limiting. It may be accompanied by abdominal cramps, fever, nausea, vomiting and fatigue and caused by a variety of pathogens (see Table 1).

High risk individuals that develop complications of acute diarrhoea include infants, young children, immuno-compromised and the elderly [3].



Syndrome

Clinical Features

Epidemiology

Typical Pathogens

Watery diarrhoea

Loose, watery stools

Sometimes bloody

Most common presentation

  • Campylobacter spp.

  • Salmonella spp.

  • Shigella spp.

  • Vibrio spp.

  • Yersinia spp.

  • Plesiomonas spp.

  • Aeromonas spp.

  • Most viruses and parasites

Bloody diarrhoea


(including immunocompromised patients)

Bloody stools, sometimes mucous or pus

Often abdominal pain, fever, tenesmus

Variable presentation

Careful investigation required

Less common

  • Shigella spp.

  • Shiga-toxin producing Escherichia coli (STEC)

  • Salmonella spp.

  • Campylobacter spp.

Commonly associated with visitors or travellers to developing tropical or semi-tropical countries.

Commonly associated with immunocompromised individuals, such as HIV patients, solid organ or bone marrow transplant recipients, or cancer patients undergoing chemotherapy. Table adapted and modified from Hewison et al.3.









Panels available

The EntericPlex Parasite panel focuses on the most common parasitic causes of acute infectious diarrheal syndrome: Giardia intestinalis and Cryptosporidium spp., as well as Entamoeba histolytica, Dientamoeba fragilis and Blastocystis spp.


EntericPlex Bacteria I panel detects organisms that account for 95% of bacterial infectious gastroenteritis [4]. Bacteria cause about 15% of gastroenteritis cases in children, the most common types being Escherichia coli, Salmonella, Shigella, and Campylobacter species [5].


To supplement the EntericPlex Bacteria I assay, SpeeDx offers EntericPlex Bacteria II as an extended panel. These targets are designed to further support your research.



















References:

1. https://www.who.int/news-room/fact-sheets/detail/levels-and-trends-in-child-under-5-mortality-in-2020#:~:text=Globally%2C%20infectious%20diseases%2C%20including%20pneumonia,for%20children%20under%205%20years.

2. Schmidt MA, Groom HC, Rawlings AM, Mattison CP, Salas SB, Burke RM, Hallowell BD, Calderwood LE, Donald J, Balachandran N, Hall AJ. Incidence, Etiology, and Healthcare Utilization for Acute Gastroenteritis in the Community, United States. Emerg Infect Dis. 2022 Nov;28(11):2234-2242. doi: 10.3201/eid2811.220247. PMID: 36285882; PMCID: PMC9622243.

3. Hewison CJ, Heath CH, Ingram PR. Stool culture. Australian Family Physician vol. 41, no. 10, October 2012

4. MMWR, CDC, April 19, 2013, Vol 62:15

5. Webb, A; Starr, M (April 2005). “Acute gastroenteritis in children”. Australian Family Physician. 34 (4): 227–31. PMID 15861741





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We are committed to supporting continued scientific discovery and generation of clinically relevant data. Collaborations with key researchers and clinicians around the globe help us improve diagnostics and address urgent clinical needs.

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