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15 Results Found

  • Article
  • Open Access
15 Citations
4,093 Views
9 Pages

Prevalence of Mutations in the Pfdhfr, Pfdhps, and Pfmdr1 Genes of Malarial Parasites Isolated from Symptomatic Patients in Dogondoutchi, Niger

  • Ibrahima Issa,
  • Mahaman Moustapha Lamine,
  • Veronique Hubert,
  • Amadou Ilagouma and ,
  • Eric Adehossi,
  • Aboubacar Mahamadou,
  • Neil F. Lobo,
  • Demba Sarr,
  • Lisa M. Shollenberger and
  • Ibrahim Maman Laminou
  • + 7 authors+ 2 authors

The effectiveness of artemisinin-based combination therapies (ACTs) depends not only on that of artemisinin but also on that of partner molecules. This study aims to evaluate the prevalence of mutations in the Pfdhfr, Pfdhps, and Pfmdr1 genes from is...

(This article belongs to the Section Infectious Diseases)
  • Article
  • Open Access
3 Citations
950 Views
18 Pages

Deciphering the Impact of Mutations on PfDHPS Active Site and Sulfadoxine Binding: Structural Insights from Molecular Dynamics Simulations

  • Emilie Guémas,
  • Sandie Ménard,
  • Nicolas Jeanne,
  • Georges Landa and ,
  • Antoine Berry and
  • Marie Brut
  • + 1 author+ 0 author

17 October 2025

The antimalarial combination of sulfadoxine–pyrimethamine is used as a preventive treatment in pregnant women and children in Africa. Sulfadoxine inhibits the Plasmodium falciparum dihydropteroate synthase (PfDHPS), but resistance has emerged t...

  • Article
  • Open Access
877 Views
18 Pages

Prevalence of pfdhfr-pfdhps Sextuple and Gametocyte-Associated Quintuple Sulfadoxine-Pyrimethamine Resistance Mutations in Plasmodium falciparum Isolates from Pregnant Women in Mozambique

  • Yasmina Drissi-El Boukili,
  • Eduard Rovira-Vallbona,
  • Pieter Guetens,
  • Driss Chiheb and ,
  • Johanna Helena Kattenberg,
  • Luc Kestens,
  • Sonia Maria Mauricio Enosse,
  • Anna Rosanas-Urgell and
  • Paulo Arnaldo
  • + 4 authors+ 0 author

Intermittent preventive treatment with sulfadoxine-pyrimethamine (IPTp-SP) remains the main strategy to prevent malaria in pregnancy. However, continued drug pressure may also contribute to the emergence of resistant parasites and impact the gametocy...

(This article belongs to the Section Ticks)
  • Article
  • Open Access
18 Citations
5,934 Views
13 Pages

Contrasting Asymptomatic and Drug Resistance Gene Prevalence of Plasmodium falciparum in Ghana: Implications on Seasonal Malaria Chemoprevention

  • Cheikh Cambel Dieng,
  • Lauren Gonzalez,
  • Kareen Pestana,
  • Shittu B. Dhikrullahi and ,
  • Linda E. Amoah,
  • Yaw A. Afrane and
  • Eugenia Lo
  • + 2 authors+ 0 author

16 July 2019

Malaria is a significant public health problem in Ghana. Seasonal Malaria Chemoprevention (SMC) using a combination of sulfadoxine-pyrimethamine and amodiaquine has been implemented since 2015 in northern Ghana where malaria transmission is intense a...

(This article belongs to the Section Microbial Genetics and Genomics)
  • Review
  • Open Access
6 Citations
4,054 Views
11 Pages

Malaria has been and remains a significant challenge in Africa and other endemic settings. Roughly, 95% of global morbidity and mortality due to malaria occurs within African populations and affects millions of individuals, especially those living in...

(This article belongs to the Special Issue The Global Burden of Malaria and Control Strategies)
  • Article
  • Open Access
3 Citations
5,750 Views
18 Pages

Global Analysis of Plasmodium falciparum Dihydropteroate Synthase Variants Associated with Sulfadoxine Resistance Reveals Variant Distribution and Mechanisms of Resistance: A Computational-Based Study

  • Rita Afriyie Boateng,
  • James L. Myers-Hansen,
  • Nigel N. O. Dolling,
  • Benedicta A. Mensah and ,
  • Elia Brodsky,
  • Mohit Mazumder and
  • Anita Ghansah
  • + 2 authors+ 0 author

24 December 2022

The continual rise in sulfadoxine (SDX) resistance affects the therapeutic efficacy of sulfadoxine-pyrimethamine; therefore, careful monitoring will help guide its prolonged usage. Mutations in Plasmodium falciparum dihydropteroate synthase (Pfdhps)...

(This article belongs to the Special Issue X-ray Crystallography Based Study on Molecular Structure)
  • Article
  • Open Access
4 Citations
2,181 Views
12 Pages

Genomic Surveillance of Plasmodium falciparum Drug Resistance Markers Between October 2021 and June 2023 in Kigali, Rwanda

  • Sandra Noukimi Fankem,
  • Jean-Bosco Mbonimpa,
  • Edgar Mutebwa Kalimba,
  • Mariama Telly Diallo and ,
  • Mary Efeti Teke and
  • Jacob Souopgui
  • + 1 author+ 0 author

27 October 2025

Artemisinin-based combination therapies (ACTs) remain the cornerstone of malaria treatment in Rwanda, but the emergence of drug resistance threatens their efficacy. This study conducted genomic surveillance of Plasmodium falciparum isolates collected...

(This article belongs to the Topic Multidrug Resistance Across Pathogens: Fungi, Bacteria, Parasites, and Viruses)
  • Article
  • Open Access
4 Citations
4,767 Views
15 Pages

Different In Vitro Drug Susceptibility Profile of Plasmodium falciparum Isolates from Two Adjacent Areas of Northeast Myanmar and Molecular Markers for Drug Resistance

  • Mengxi Duan,
  • Yao Bai,
  • Shuang Deng,
  • Yonghua Ruan and ,
  • Weilin Zeng,
  • Xiaosong Li,
  • Xun Wang,
  • Wei Zhao,
  • Hui Zhao and
  • Liwang Cui
  • + 11 authors+ 6 authors

The Greater Mekong Subregion (GMS) is the epicenter of antimalarial drug resistance. We determined in vitro susceptibilities to 11 drugs of culture-adapted Plasmodium falciparum isolates from adjacent areas (Laiza and Muse) along the China–Myan...

(This article belongs to the Special Issue Advances in Malaria Treatment and Prevention)
  • Article
  • Open Access
26 Citations
6,245 Views
17 Pages

Genetic Variations Associated with Drug Resistance Markers in Asymptomatic Plasmodium falciparum Infections in Myanmar

  • Yan Zhao,
  • Ziling Liu,
  • Myat Thu Soe,
  • Lin Wang and ,
  • Than Naing Soe,
  • Huanping Wei,
  • Aye Than,
  • Pyae Linn Aung,
  • Yuling Li and
  • Liwang Cui
  • + 15 authors+ 10 authors

9 September 2019

The emergence and spread of drug resistance is a problem hindering malaria elimination in Southeast Asia. In this study, genetic variations in drug resistance markers of Plasmodium falciparum were determined in parasites from asymptomatic populations...

  • Systematic Review
  • Open Access
7 Citations
2,858 Views
13 Pages

The Global Landscape of Plasmodium falciparum Drug Resistance Markers, 2005–2025: A Systematic Review and Meta-Analysis

  • Felix Habarugira,
  • Jeanne Batamuriza,
  • Raphael Ndahimana,
  • Jules Ndoli Minega and ,
  • Mame Massar Dieng,
  • Masceline Jenipher Mutsaka-Makuvaza,
  • Tolessa Muleta Daba,
  • Youssef Idaghdour and
  • Leon Mutesa
  • + 4 authors+ 0 author

6 February 2026

Malaria remains a global health threat, with Plasmodium falciparum causing most deaths, especially in sub-Saharan Africa. Although artemisinin-based therapies reduce the burden, drug-resistant parasites threaten control efforts. Mapping the distribut...

(This article belongs to the Special Issue Parasitic Diseases in the Contemporary World)
  • Article
  • Open Access
2 Citations
1,410 Views
17 Pages

Targeted Sequencing Identifies SNPs Associated with Antimalarial Drug Resistance and the CSP Vaccine Antigen in Plasmodium falciparum from Southwest Cameroon

  • Mary T. Efeti,
  • Sandra N. Fankem,
  • Mariama T. Diallo,
  • Methodius S. Lahngong and ,
  • Nelson L. Acha,
  • Robert A. Shey,
  • Kristiaan Demeyer,
  • Jacob Souopgui,
  • Stephen M. Ghogomu and
  • Rose Njemini
  • + 5 authors+ 0 author

5 November 2025

Malaria is a major public health challenge in low- and middle-income countries with significant socio-economic impacts. While chemotherapy has greatly contributed to malaria control, the widespread emergence of resistance to antimalarial drugs threat...

(This article belongs to the Section Molecular Immunology)
  • Article
  • Open Access
17 Citations
3,938 Views
19 Pages

Molecular Profiles of Multiple Antimalarial Drug Resistance Markers in Plasmodium falciparum and Plasmodium vivax in the Mandalay Region, Myanmar

  • Hương Giang Lê,
  • Haung Naw,
  • Jung-Mi Kang,
  • Tuấn Cường Võ and ,
  • Moe Kyaw Myint,
  • Zaw Than Htun,
  • Jinyoung Lee,
  • Won Gi Yoo,
  • Tong-Soo Kim and
  • Byoung-Kuk Na
  • + 6 authors+ 1 author

Emergence and spreading of antimalarial drug resistant malaria parasites are great hurdles to combating malaria. Although approaches to investigate antimalarial drug resistance status in Myanmar malaria parasites have been made, more expanded studies...

(This article belongs to the Special Issue Epidemiology of Vector Born Diseases 2.0)
  • Article
  • Open Access
1 Citations
3,075 Views
16 Pages

Setting Up an NGS Sequencing Platform and Monitoring Molecular Markers of Anti-Malarial Drug Resistance in Djibouti

  • Nasserdine Papa Mze,
  • Houssein Yonis Arreh,
  • Rahma Abdi Moussa,
  • Mahdi Bachir Elmi and ,
  • Mohamed Ahmed Waiss,
  • Mohamed Migane Abdi,
  • Hassan Ibrahim Robleh,
  • Samatar Kayad Guelleh,
  • Abdoul-ilah Ahmed Abdi and
  • Bouh Abdi Khaireh
  • + 7 authors+ 2 authors

6 November 2024

Djibouti is confronted with malaria resurgence, with malaria having been occurring in epidemic proportions since a decade ago. The current epidemiology of drug-resistant Plasmodium falciparum is not well known. Molecular markers were analyzed by targ...

  • Article
  • Open Access
12 Citations
4,200 Views
20 Pages

Effectiveness of Intermittent Preventive Treatment with Sulfadoxine-Pyrimethamine in Pregnancy: Low Coverage and High Prevalence of Plasmodium falciparum dhfr-dhps Quintuple Mutants as Major Challenges in Douala, an Urban Setting in Cameroon

  • Carole Else Eboumbou Moukoko,
  • Loick Pradel Kojom Foko,
  • Angèle Ayina,
  • Bernard Tornyigah and ,
  • Annie Rachel Epote,
  • Ida Calixte Penda,
  • Patricia Epee Eboumbou,
  • Serge Bruno Ebong,
  • Gaetan Texier and
  • Albert Same Ekobo
  • + 8 authors+ 3 authors

Intermittent preventive treatment in pregnancy with sulfadoxine and pyrimethamine (IPTp-SP) is a key component in the malaria control strategy implemented in Africa. The aim of this study was to determine IPTp-SP adherence and coverage, and the impac...

(This article belongs to the Section Parasitic Pathogens)
  • Review
  • Open Access
3 Citations
3,943 Views
15 Pages

20 December 2024

Malaria continues to be a significant public health burden in many tropical and subtropical regions. Mozambique ranks among the top countries affected by malaria, where it is a leading cause of morbidity and mortality, accounting for 29% of all hospi...

(This article belongs to the Special Issue Antimicrobial Agents: Natural Products or Synthetic Compounds)