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Disclaimer: Early release articles are not considered as final versions. Any changes will be reflected in the online version in the month the article is officially released.

Volume 32, Number 7—July 2026

Dispatch

Phormia regina Fly as Vector for Ignatzschineria spp. Bacteremia in Persons Experiencing Homelessness, Canada, 2025

Emma C.L. Finlayson-TrickComments to Author , Awatif F. Alenazi, Yi Zhen Jia, Michael Payne, Gordon Ritchie, Aleksandra Stefanovic, Christopher F. Lowe, Samuel D. Chorlton, Nancy Matic, Patrick Tang, Victor Leung, David Harris, and Marc G. Romney
Author affiliation: University of British Columbia, Vancouver, British Columbia, Canada (E.C.L. Finlayson-Trick, A.F. Alenazi, Y.Z. Jia, M. Payne, G. Ritchie, A. Stefanovic, C.F. Lowe, N. Matic, P. Tang, V. Leung, D. Harris, M.G. Romney); St. Paul’s Hospital, Vancouver (M. Payne, G. Ritchie, A. Stefanovic, C.F. Lowe, N. Matic, P. Tang, V. Leung, D. Harris, M.G. Romney); BugSeq Bioinformatics, Inc., Vancouver (S.D. Chorlton)

Main Article

Figure 3

Development of black blow fly (Phormia regina) from larvae collected from case-patient 2 in pair of Ignatzschineria spp. bacteremia cases in persons experiencing homelessness, Vancouver, British Columbia, Canada, 2025. A–D) Third instar. E) Pupa. F) Adult. Key features of P. regina larvae include segmental spines (A), cephalopharyngeal skeleton (B), anterior spiracle (C), and peritremes (D).

Figure 3. Development of black blow fly (Phormia regina) from larvae collected from case-patient 2 in pair of Ignatzschineria spp. bacteremia cases in persons experiencing homelessness, Vancouver, British Columbia, Canada, 2025. A–D) Third instar. E) Pupa. F) Adult. Key features of P. regina larvae include segmental spines (A), cephalopharyngeal skeleton (B), anterior spiracle (C), and peritremes (D).

Main Article

Page created: April 27, 2026
Page updated: May 19, 2026
Page reviewed: May 19, 2026
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