Publications by authors named "S Hailemariam"

Introduction: Family planning is among the best suggested strategies to decrease the high maternal mortality and morbidity prevailing among pastoral communities. Despite this fact, there is no sufficient information regarding the unmet need for family planning in the study area. Therefore, this study was intended to assess the prevalence of unmet need for family planning and its associated factors among currently married women residing in pastoralist community of West Omo zone, Ethiopia.

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The receptor-like kinase (RLK) family of receptors and the associated receptor-like cytoplasmic kinases (RLCKs) have expanded in plants because of selective pressure from environmental stress and evolving pathogens. RLCKs link pathogen perception to activation of coping mechanisms. RLK-RLCK modules regulate hormone synthesis and responses, reactive oxygen species (ROS) production, Ca signaling, activation of mitogen-activated protein kinase (MAPK), and immune gene expression, all of which contribute to immunity.

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  • Sorghum anthracnose, caused by the fungus Colletotrichum sublineola, is a significant disease affecting sorghum crops, and the study identifies two dominant resistance genes, ARG4 and ARG5, linked to this disease.
  • Both genes encode for NLR receptors and were found in sorghum lines SAP135 and P9830, exhibiting broad-spectrum resistance to various strains of the fungus.
  • Genetic mapping and comparative genomics reveal that ARG4 and ARG5 are within clusters of duplicate NLR genes, suggesting a complex genetic relationship with potential implications for future breeding and resistance studies.
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Here, a highly sensitive electrochemical sensor for detection of tryptophan (Trp) using a nitrogen defect graphitic carbon nitride-modified glassy carbon electrode (ND-CN/GCE) was introduced. ND-CN/GCE showed a higher oxidation current for Trp than the graphitic carbon nitride-modified glassy carbon electrode (-CN/GCE) and bare glassy carbon electrode (BGCE). The synthesized nitrogen defect-rich graphitic carbon nitride (ND-CN) was characterized using X-ray photoelectron spectroscopy, X-ray diffraction spectroscopy, Fourier-transform infrared spectroscopy, scanning electron microscopy, and transmission electron microscopy.

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  • Malaria transmission-blocking vaccines (TBVs) aim to induce antibodies that stop the malaria parasite from developing in mosquitoes, which is crucial for malaria control and elimination efforts.
  • Researchers isolated 81 human monoclonal antibodies (mAbs) specific to the malaria surface protein Pfs48/45, identifying mAbs that effectively target different regions of this protein.
  • The study found that the most effective mAbs significantly reduced malaria transmission and detailed the structures of antibody interactions, providing valuable insights for designing better malaria vaccines.
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