Browsing by Author "Raballah, Evans"
Now showing items 21-34 of 34
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Haplotype of non-synonymous mutations within IL-23R is associated with susceptibility to severe malaria anemia in a P. falciparum holoendemic transmission area of Kenya
Munde, Elly O.; Raballah, Evans; Okeyo, Winnie A.; Ong’echa, John M.; Perkins, Douglas J.; Ouma, Collins (BMC Infectious Diseases volume, 2017-04-20)Background Improved understanding of the molecular mechanisms involved in pediatric severe malarial anemia (SMA) pathogenesis is a crucial step in the design of novel therapeutics. Identification of host genetic susceptibility ... -
Hemoglobinopathies, merozoite surface protein-2 gene polymorphisms, and acquisition of Epstein Barr virus among infants in Western Kenya
Olewe, Perez K.; Awandu, Shehu Shagari; Munde, Elly O.; Anyona, Samuel B.; Raballah, Evans; Amolo, Asito S.; Ogola, Sidney; Ndenga, Erick; Onyango, Clinton O.; Rochford, Rosemary; Perkins, Douglas J.; Ouma, Collins (BMC Cancer, 2023-06-20)Background Epstein Barr virus (EBV)-associated endemic Burkitt’s Lymphoma pediatric cancer is associated with morbidity and mortality among children resident in holoendemic Plasmodium falciparum regions in western Kenya. ... -
Human NCR3 gene variants rs2736191 and rs11575837 alter longitudinal risk for development of pediatric malaria episodes and severe malarial anemia
Olewe, Perez K.; Cheng, Qiuying; Munde, Elly O.; Raballah, Evans; Anyona, Samuel B.; McMahon, Benjamin H.; Lambert, Christophe G.; Onyango, Patrick O.; Schneider, Kristan A.; Perkins, Douglas J.; Ouma, Collins (Springer Link, 2023-09-13)Background Plasmodium falciparum malaria is a leading cause of pediatric morbidity and mortality in holoendemic transmission areas. Severe malarial anemia [SMA, hemoglobin (Hb) < 5.0 g/dL in children] is the most common ... -
Human NCR3 gene variants rs2736191 and rs11575837 alter longitudinal risk for development of pediatric malaria episodes and severe malarial anemia
Olewe, Perez K.; Awandu, Shehu Shagari; Munde, Elly O.; Anyona, Samuel B.; Raballah, Evans; Amolo, Asito S.; Ogola, Sidney; Ndenga, Erick; Onyango, Clinton O.; Rochford, Rosemary; Perkins, Douglas J.; Ouma, Collins (BMC Cancer, 2023-06-20)Background Epstein Barr virus (EBV)-associated endemic Burkitt’s Lymphoma pediatric cancer is associated with morbidity and mortality among children resident in holoendemic Plasmodium falciparum regions in western Kenya. ... -
Ingestion of hemozoin by peripheral blood mononuclear cells alters temporal gene expression of ubiquitination processes
Anyona, Samuel B.; Cheng, Qiuying; Raballah, Evans; Hurwitz, Ivy; Lambert, Christophe G.; McMahon, Benjamin H.; Ouma, Collins; Perkins, Douglas J. (Biochemistry and Biophysics Reports, 2022-01-11)Plasmodium falciparum (Pf) malaria is among the leading causes of childhood morbidity and mortality worldwide. During a natural infection, ingestion of the malarial parasite product, hemozoin (PfHz), by circulating phagocytic ... -
Integrated OMICS platforms identify LAIR1 genetic variants as novel predictors of cross-sectional and longitudinal susceptibility to severe malaria and all-cause mortality in Kenyan children
Achieng, Angela O.; Hengartner, Nicolas W.; Raballah, Evans; Cheng, Qiuying; Anyona, Samuel B.; Lauve, Nick; Guyah, Bernard; Foo-Hurwitz, Ivy; Ong'echa, John M.; McMahon, Benjamin H.; Ouma, Collins; Lambert, Christophe G.; Perkinsa, Douglas J. (EBioMedicine, 2019-07-02)Background Severe malarial anaemia (SMA) is a leading cause of childhood mortality in holoendemic Plasmodium falciparum regions. Methods To gain an improved understanding of SMA pathogenesis, whole genome and transcriptome ... -
Interleukin (IL)-13 promoter polymorphisms (-7402 T/G and -4729G/A) condition susceptibility to pediatric severe malarial anemia but not circulating IL-13 levels
Okeyo, Winnie A; Munde, Elly O; Okumu, Wilson; Raballah, Evans; Anyona, Samuel B; Vulule, John M; Ong’echa, John M; Perkins, Douglas J; Ouma, Collins (BMC Immunology, 2013-03-25)In holoendemic Plasmodium falciparum transmission areas such as western Kenya, severe malarial anemia [SMA, hemoglobin (Hb) < 6.0 g/dL, with any density parasitemia] is the most common clinical manifestation of severe ... -
Interleukin (IL)-13 promoter polymorphisms (-7402 T/G and -4729G/A) condition susceptibility to pediatric severe malarial anemia but not circulating IL-13 levels
Okeyo, Winnie A; Munde, Elly O; Okumu, Wilson; Raballah, Evans; Anyona, Samuel B; Vulule, John M; Ong’echa, John M; Perkins, Douglas J; Ouma, Collins (BMC Imunology, 2013-03-25)n holoendemic Plasmodium falciparum transmission areas such as western Kenya, severe malarial anemia [SMA, hemoglobin (Hb) < 6.0 g/dL, with any density parasitemia] is the most common clinical manifestation of severe malaria ... -
Interleukin (IL)-13 promoter polymorphisms (-7402 T/G and -4729G/A) condition susceptibility to pediatric severe malarial anemia but not circulating IL-13 levels.
Okeyo, Winnie A; Munde, Elly O; Okumu, Wilson; Raballah, Evans; Anyona, Samuel B; Vulule, John M; Ong’echa, John M; Perkins, Douglas J; Ouma, Collins (BMC Immunology, 2013-03-13)In holoendemic Plasmodium falciparum transmission areas such as western Kenya, severe malarial anemia [SMA, hemoglobin (Hb) < 6.0 g/dL, with any density parasitemia] is the most common clinical manifestation of severe ... -
Nonsynonymous amino acid changes in the α-chain of complement component 5 influence longitudinal susceptibility to Plasmodium falciparum infections and severe malarial anemia in kenyan children
Raballah, Evans; Wilding, Kristen; Anyona, Samuel B.; Munde, Elly O.; Hurwitz, Ivy; Onyango, Clinton O.; Ayieko, Cyrus; Lambert, Christophe G.; Schneider, Kristan A.; Seidenberg, Philip D.; Ouma, Collins; McMahon, Benjamin H.; Cheng, Qiuying; Perkins, Douglas J. (Frontier in genetics, 2022-08-14)Background: Severe malarial anemia (SMA; Hb < 5.0 g/dl) is a leading cause of childhood morbidity and mortality in holoendemic Plasmodium falciparum transmission regions such as western Kenya. Methods: We investigated ... -
Polymorphisms in the Fc Gamma Receptor IIIA and Toll-Like Receptor 9 Are Associated with Protection against Severe Malarial Anemia and Changes in Circulating Gamma Interferon Levels
Munde, Elly O.; Okeyo, Winnie A.; Anyona, Samwel B.; Raballah, Evans; Konah, Stephen; Okumu, Wilson; Ogonda, Lilian; Vulule, John; Ouma, Collins (ASM Journals, 2012-11-12)An understanding of the immunogenetic basis of naturally acquired immunity to Plasmodium falciparum infection would aid in the designing of a rationally based malaria vaccine. Variants within the Fc gamma receptors (FcγRs) ... -
Reduced Hsp70 and Glutamine in Pediatric Severe Malaria Anemia: Role of hemozoin in Suppressing Hsp70 and NF-κB Activation
Kempaiah, Prakasha; Dokladny, Karol; Karim, Zachary; Raballah, Evans; Ong’echa, John M; Moseley, Pope L; Perkins, Douglas J (Molecular Medicine, 2016-08-30)Severe malarial anemia (SMA; hemoglobin [Hb] <5.0 g/dL) is a leading global cause of morbidity and mortality among children residing in Plasmodium falciparum transmission regions. Exploration of molecular pathways through ... -
The role of mycobacterium tuberculosis antigen specific cytokines in determination of acid fast bacilli culture status in pulmonary tuberculosis patients co-infected with human immunodeficiency virus
Kisuya, Job; Chemtai, Alex; Raballah, Evans; Okumu, Wilson; Keter, Alfred; Ouma, Collins (The Pan African Medical Journal, 2018-11-08)Introduction: the interaction between Mycobacterium tuberculosis and HIV leads to rapid progression of tuberculosis (TB) and human immunodeficiency virus (HIV)-induced immunosuppression. Diagnosis of TB in these patients ... -
Training on Childbirth Preparation on the Self-Efficacy and Psychological State of Pregnant Women in Kakamega County
Wanyonyi, Mable; Wanzala, Maximilla; Kipmerewo, Mary; Raballah, Evans (East African Journal of Health and Science, 2023-09-01)Pregnant women’s ability to cope with childbirth pain is a significant indicator of self-efficacy during labour. The link between antenatal childbirth knowledge and self-efficacy is largely unknown. This study assessed the ...