Stephan Karl

The relationship between markers of antenatal iron stores and birth outcomes differs by malaria prevention regimen-a prospective cohort study.

Holger W Unger, Valentina Laurita Longo, Andie Bleicher, Maria Ome-Kaius, Stephan Karl, Julie A Simpson, Amalia Karahalios, Elizabeth H Aitken, Stephen J Rogerson

Journal article  |  2021  |  BMC Med

BACKGROUND: Iron deficiency (ID) has been associated with adverse pregnancy outcomes, maternal anaemia, and altered susceptibility..

Sensitive detection of Plasmodium vivax malaria by the rotating-crystal magneto-optical method in Thailand

Agnes Orban, Rhea J Longley, Piyarat Sripoorote, Nongnuj Maneechai, Wang Nguitragool, Adam Butykai, Ivo Mueller, Jetsumon Sattabongkot, Stephan Karl, Istvan Kezsmarki

Journal article  |  2021  |  SCIENTIFIC REPORTS

The rotating-crystal magneto-optical detection (RMOD) method has been developed for the rapid and quantitative diagnosis of malari..

Investigating differences in village-level heterogeneity of malaria infection and household risk factors in Papua New Guinea

Desmond Gul, Daniela Rodriguez-Rodriguez, Elma Nate, Alma Auwan, Mary Salib, Lina Lorry, John B Keven, Michelle Katusele, Jason Rosado, Natalie Hofmann, Maria Ome-Kaius, Cristian Koepfli, Ingrid Felger, James W Kazura, Manuel W Hetzel, Ivo Mueller, Stephan Karl, Archie CA Clements, Freya J Fowkes, Moses Laman, et al.

Journal article  |  2021  |  SCIENTIFIC REPORTS

Malaria risk is highly heterogeneous. Understanding village and household-level spatial heterogeneity of malaria risk can support ..

Coverage, determinants of use and repurposing of long-lasting insecticidal nets two years after a mass distribution in Lihir Islands, Papua New Guinea: a cross-sectional study.

Pere Millat-Martínez, Rebecca Gabong, Núria Balanza, Sakaia Luana, Sergi Sanz, Silvia Raulo, Arthur Elizah, Chilaka Wali, Benjamin Paivu, Julian Dalmas, Samson Tabie, Stephan Karl, Moses Laman, William Pomat, Oriol Mitjà, Bàrbara Baro, Quique Bassat

Journal article  |  2021  |  Malar J

BACKGROUND: Universal coverage with long-lasting insecticidal nets (LLINs) is an essential component of malaria control programmes..

Optimization of the feeding rate of Anopheles farauti s.s. colony mosquitoes in direct membrane feeding assays.

Lincoln Timinao, Rebecca Vinit, Michelle Katusele, Louis Schofield, Thomas R Burkot, Stephan Karl

Journal article  |  2021  |  Parasit Vectors

BACKGROUND: Direct membrane feeding assays (DMFA) are an important tool to study parasite transmission to mosquitoes. Mosquito fee..

Quality Control of Long-Lasting Insecticidal Nets: Are We Neglecting It?

Stephan Karl, Michelle Katusele, Timothy W Freeman, Sarah J Moore

Journal article  |  2021  |  Trends Parasitol

Over 2.2 billion long-lasting insecticidal nets (LLINs) for malaria control have been delivered to recipient countries. LLINs are ..

Magneto-optical diagnosis of symptomatic malaria in Papua New Guinea.

L Arndt, T Koleala, Á Orbán, C Ibam, E Lufele, L Timinao, L Lorry, Á Butykai, P Kaman, AP Molnár, S Krohns, E Nate, I Kucsera, E Orosz, B Moore, LJ Robinson, M Laman, I Kézsmárki, S Karl

Journal article  |  2021  |  Nat Commun

Improved methods for malaria diagnosis are urgently needed. Here, we evaluate a novel method named rotating-crystal magneto-optica..

Outcomes from international field trials with Male Aedes Sound Traps: Frequency-dependent effectiveness in capturing target species in relation to bycatch abundance.

Kyran M Staunton, Donovan Leiva, Alvaro Cruz, Joelyn Goi, Carlos Arisqueta, Jianyi Liu, Mark Desnoyer, Paul Howell, Francia Espinosa, Azael Che Mendoza, Stephan Karl, Jacob E Crawford, Wei Xiang, Pablo Manrique-Saide, Nicole L Achee, John P Grieco, Scott A Ritchie, Thomas R Burkot, Nigel Snoad

Journal article  |  2021  |  PLoS Negl Trop Dis

Aedes aegypti and Aedes albopictus vector dengue, chikungunya and Zika viruses. With both species expanding their global distribut..

Spatial population genomics of a recent mosquito invasion

Thomas L Schmidt, T Swan, Jessica Chung, Stephan Karl, Samuel Demok, Qiong Yang, Matt A Field, Mutizwa Odwell Muzari, Gerhard Ehlers, Mathew Brugh, Rodney Bellwood, Peter Horne, Thomas R Burkot, Scott Ritchie, Ary A Hoffmann

Journal article  |  2021  |  MOLECULAR ECOLOGY

Population genomic approaches can characterize dispersal across a single generation through to many generations in the past, bridg..

Population genetic structure in the coral reef associated ascidian, Polycarpa aurata, throughout Wallacea, Indonesia

BJ Wainwright, IS Arlyza, SA Karl

Journal article  |  2020  |  Regional Studies in Marine Science

We investigated the population genetic structure of the coral reef associated ascidian, Polycarpa aurata throughout the marine reg..