Frank P. Mockenhaupt

Low frequency of the TIRAPS180L polymorphism in Africa, and its potential role in malaria, sepsis, and leprosy (2009)

Hamann, Lutz, Kumpf, Oliver, Schuring, Ron P, Alpsoy, Erkan, Bedu-Addo, George, Bienzle, Ulrich, ...

Abstract Background The Toll-like receptors (TLRs) mediate innate immunity to various pathogens. A mutation (S180L) in the TLR downstream signal transducer TIRAP has recently been reported to be...

Malaria transmission in non-endemic areas: case report, review of the literature and implications for public health management (2009)

Zoller, Thomas, Naucke, Torsten J, May, Jürgen, Hoffmeister, Bodo, Flick, Holger, Williams, Christopher J, ...

Abstract In non-endemic areas, malaria is rare and locally acquired infections, particularly with Plasmodium falciparum , are exceptional events. The diagnosis is, therefore, likely to be delayed or...

Efficacy of amodiaquine in the treatment of uncomplicated falciparum malaria in young children of rural north-western Burkina Faso (2008)

Mandi, Germain, Mockenhaupt, Frank P, Coulibaly, Boubacar, Meissner, Peter, Müller, Olaf

Abstract Background Combination therapy has become a new paradigm in malaria treatment. Amodiaquine is a common partner drug in different malaria combination therapies used or investigated in...

High rate of resistance to locally used antibiotics among enteric bacteria from children in Northern Ghana (2008)

Djie-Maletz, Andrea, Reither, Klaus, Danour, Stephen, Anyidoho, Louis, Saad, Eiman, Danikuu, Francis, ...

Objectives Information on antimicrobial susceptibility of bacterial pathogens is scarce in resource-poor settings. We determined the susceptibility of bacterial enteric pathogens and faecal...

Decline of placental malaria in southern Ghana after the implementation of intermittent preventive treatment in pregnancy (2007)

Hommerich, Lena, Von Oertzen, Christa, Bedu-Addo, George, Holmberg, Ville, Acquah, Patrick A, Eggelte, Teunis A, ...

Abstract Background Intermittent preventive treatment in pregnancy with sulphadoxine-pyrimethamine (IPTp-SP) has been adopted as policy by many countries in sub-Saharan Africa. However, data on the...

Acute childhood diarrhoea in northern Ghana: epidemiological, clinical and microbiological characteristics (2007)

Reither, Klaus, Ignatius, Ralf, Weitzel, Thomas, Seidu-Korkor, Andrew, Anyidoho, Louis, Saad, Eiman, ...

Abstract Background Acute diarrhoea is a major cause of childhood morbidity and mortality in sub-Saharan Africa. Its microbiological causes and clinico-epidemiological aspects were examined during...

Detection and clinical manifestation of placental malaria in southern Ghana (2006)

Mockenhaupt, Frank P, Bedu-Addo, George, Von Gaertner, Christiane, Boyé, Renate, Fricke, Katrin, Hannibal, Iris, ...

Abstract Background Plasmodium falciparum can be detected by microscopy, histidine-rich-protein-2 (HRP2) capture test or PCR but the respective clinical relevance of the thereby diagnosed infections...

High prevalence of drug-resistance mutations in Plasmodium falciparumand Plasmodium vivaxin southern Ethiopia (2006)

Schunk, Mirjam, Kumma, Wondimagegn P, Miranda, Isabel, Osman, Maha E, Roewer, Susanne, Alano, Abraham, ...

Abstract Background In Ethiopia, malaria is caused by both Plasmodium falciparum and Plasmodium vivax . Drug resistance of P. falciparum to sulfadoxine-pyrimethamine (SP) and chloroquine (CQ) is...

Concurrence of Plasmodium falciparum dhfrand crtmutations in northern Ghana (2005)

Mockenhaupt, Frank P, Bousema, J Teun, Eggelte, Teunis A, Ehrhardt, Stephan, Otchwemah, Rowland N, Sauerwein, Robert W, ...

Abstract Background Both chloroquine (CQ) and sulfadoxine-pyrimethamine (SP) are failing drugs in much of sub-Saharan Africa. Previous findings suggest an association between resistance to CQ and to...

Malarone treatment failure not associated with previously described mutations in the cytochrome b gene (2004)

Wichmann, Ole, Muehlen, Marion, Gruss, Holger, Mockenhaupt, Frank P, Suttorp, Norbert, Jelinek, Tomas

Abstract Malarone ® (atovaquone-proguanil) is an effective drug for the treatment and prophylaxis of multidrug-resistant falciparum malaria. However, first cases of resistance have been reported,...

Allelic dimorphism of the erythocyte binding antigen-175 (eba-175) gene of Plasmodium falciparumand severe malaria: Significant association of the C-segment with fatal outcome in Ghanaian children (2004)

Cramer, Jakob P, Mockenhaupt, Frank P, Möhl, Ingo, Dittrich, Sabine, Dietz, Ekkehardt, Otchwemah, Rowland N, ...

Abstract Background The erythrocyte binding antigen-175 (EBA-175) on Plasmodium falciparum merozoites mediates sialic acid dependent binding to glycophorin A on host erythrocytes and, therefore,...

Concentrations of Chloroquine and Malaria Parasites in Blood in Nigerian Children

Mockenhaupt, Frank P., May, Jürgen, Bergqvist, Yngve, Ademowo, Olusegun G., Olumese, Peter E., Falusi, Adeyinka G., ...

Consumption of chloroquine (CQ) and subtherapeutic drug levels in blood are considered to be widespread in areas where malaria is endemic. A cross-sectional study was performed with 405 Nigerian...

Diagnosis of Placental Malaria

Mockenhaupt, Frank P., Ulmen, Ulrike, Von Gaertner, Christiane, Bedu-Addo, George, Bienzle, Ulrich

In a group of 596 delivering Ghanaian women, the sensitivities of peripheral blood thick film microscopy, ICT Malaria P.f/P.v test, and PCR in detecting microscopically confirmed placental Plasmodium...

Malarone treatment failure not associated with previously described mutations in the cytochrome b gene

Wichmann, Ole, Muehlen, Marion, Gruss, Holger, Mockenhaupt, Frank P, Suttorp, Norbert, Jelinek, Tomas

Malarone® (atovaquone-proguanil) is an effective drug for the treatment and prophylaxis of multidrug-resistant falciparum malaria. However, first cases of resistance have been reported, which are...

Toll-like receptor (TLR) polymorphisms in African children: Common TLR-4 variants predispose to severe malaria

Mockenhaupt, Frank P., Cramer, Jakob P., Hamann, Lutz, Stegemann, Miriam S., Eckert, Jana, Oh, Na-Ri, ...

Genetic host factors play a substantial role in susceptibility to and severity of malaria, which continues to cause at least one million deaths per year. Recently, members of the toll-like receptor...

Concentrations of Chloroquine and Malaria Parasites in Blood in Nigerian Children

Mockenhaupt, Frank P., May, Jürgen, Bergqvist, Yngve, Ademowo, Olusegun G., Olumese, Peter E., Falusi, Adeyinka G., ...

Consumption of chloroquine (CQ) and subtherapeutic drug levels in blood are considered to be widespread in areas where malaria is endemic. A cross-sectional study was performed with 405 Nigerian...

Diagnosis of Placental Malaria

Mockenhaupt, Frank P., Ulmen, Ulrike, Von Gaertner, Christiane, Bedu-Addo, George, Bienzle, Ulrich

In a group of 596 delivering Ghanaian women, the sensitivities of peripheral blood thick film microscopy, ICT Malaria P.f/P.v test, and PCR in detecting microscopically confirmed placental Plasmodium...

Malarone treatment failure not associated with previously described mutations in the cytochrome b gene

Wichmann, Ole, Muehlen, Marion, Gruss, Holger, Mockenhaupt, Frank P, Suttorp, Norbert, Jelinek, Tomas

Malarone® (atovaquone-proguanil) is an effective drug for the treatment and prophylaxis of multidrug-resistant falciparum malaria. However, first cases of resistance have been reported, which are...

Toll-like receptor (TLR) polymorphisms in African children: Common TLR-4 variants predispose to severe malaria

Mockenhaupt, Frank P., Cramer, Jakob P., Hamann, Lutz, Stegemann, Miriam S., Eckert, Jana, Oh, Na-Ri, ...

Genetic host factors play a substantial role in susceptibility to and severity of malaria, which continues to cause at least one million deaths per year. Recently, members of the toll-like receptor...

Markers of Sulfadoxine-Pyrimethamine-Resistant Plasmodium falciparum in Placenta and Circulation of Pregnant Women▿

Mockenhaupt, Frank P., Bedu-Addo, George, Junge, Claudia, Hommerich, Lena, Eggelte, Teunis A., Bienzle, Ulrich

Placental sequestration of Plasmodium falciparum in pregnancy may impair the usefulness of molecular markers of sulfadoxine-pyrimethamine resistance. In 300 infected, delivering women, the...

Field Evaluation of a Rota- and Adenovirus Immunochromatographic Assay Using Stool Samples from Children with Acute Diarrhea in Ghana▿

Weitzel, Thomas, Reither, Klaus, Mockenhaupt, Frank P., Stark, Klaus, Ignatius, Ralf, Saad, Eiman, ...

We evaluated the Rida Quick rotavirus/adenovirus Combi rapid immunochromatographic test (ICT) under field conditions with Ghanaian children with acute diarrhea. Compared to PCR results, sensitivities...

Intermittent Preventive Treatment in Infants as a Means of Malaria Control: a Randomized, Double-Blind, Placebo-Controlled Trial in Northern Ghana▿

Mockenhaupt, Frank P., Reither, Klaus, Zanger, Philipp, Roepcke, Felix, Danquah, Ina, Saad, Eiman, ...

Morbidity and mortality from malaria remain unacceptably high among young children in sub-Saharan Africa. Intermittent preventive treatment in infancy (IPTi) involves the administration of...

Large-Scale Surveillance of Plasmodium falciparum crt(K76T) in Northern Ghana▿

Ehrhardt, Stephan, Eggelte, Teunis A., Kaiser, Sarah, Adjei, Lydia, Burchard, Gerd D., Anemana, Sylvester D., ...

Surveillance of Plasmodium falciparum crt(K76T) [Pfcrt(K76T)], a resistance marker of chloroquine and, limitedly, amodiaquine, in >4,000 children in northern Ghana revealed a prevalence of 79%....

Malaria transmission in non-endemic areas: case report, review of the literature and implications for public health management

Zoller, Thomas, Naucke, Torsten J, May, Jürgen, Hoffmeister, Bodo, Flick, Holger, Williams, Christopher J, ...

In non-endemic areas, malaria is rare and locally acquired infections, particularly with Plasmodium falciparum, are exceptional events. The diagnosis is, therefore, likely to be delayed or missed in...

Malaria transmission in non-endemic areas: case report, review of the literature and implications for public health management

Zoller, Thomas, Naucke, Torsten J, May, Jürgen, Hoffmeister, Bodo, Flick, Holger, Williams, Christopher J, ...

In non-endemic areas, malaria is rare and locally acquired infections, particularly with Plasmodium falciparum, are exceptional events. The diagnosis is, therefore, likely to be delayed or missed in...

Reduced Efficacy of Intermittent Preventive Treatment of Malaria in Malnourished Children▿

Danquah, Ina, Dietz, Ekkehart, Zanger, Philipp, Reither, Klaus, Ziniel, Peter, Bienzle, Ulrich, ...

Intermittent preventive treatment in infants with sulfadoxine-pyrimethamine (IPTi-SP) reduces malaria episodes by 20 to 59% across Africa. This protective efficacy, however, may be affected by the...