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31 Results Found

  • Article
  • Open Access
45 Citations
9,198 Views
16 Pages

11 January 2021

Effective determination of malaria parasitemia is paramount in aiding clinicians to accurately estimate the severity of malaria and guide the response for quality treatment. Microscopy by thick smear blood films is the conventional method for malaria...

(This article belongs to the Special Issue Machine Learning in Healthcare and Biomedical Application)
  • Article
  • Open Access
4 Citations
2,628 Views
10 Pages

Parasitic Effects on the Congenital Transmission of Trypanosoma cruzi in Mother–Newborn Pairs

  • Ana Gabriela Herrera Choque,
  • Washington R. Cuna,
  • Simona Gabrielli,
  • Simonetta Mattiucci and ,
  • Roberto Passera and
  • Celeste Rodriguez
  • + 1 author+ 0 author

Maternal parasitemia and placental parasite load were examined in mother–newborn pairs to determine their effect on the congenital transmission of Trypanosoma cruzi. Parasitemia was qualitatively assessed in mothers and newborns by the microhem...

(This article belongs to the Special Issue Parasites and Infection: Strategies to Control, Diagnose, and Treat Parasitic Diseases)
  • Article
  • Open Access
5 Citations
2,889 Views
7 Pages

Procalcitonin as a Potential Biomarker in the Study of Babesiosis Caused by B. microti

  • Michael Lum,
  • Caitlin Gauvin,
  • Sophia K. Pham,
  • Aikaterini Papamanoli and ,
  • Eric D. Spitzer,
  • Andreas P. Kalogeropoulos and
  • Luis A. Marcos
  • + 2 authors+ 0 author

23 October 2022

Procalcitonin is gaining momentum in the study of protozoal sepsis, but its utility as a biomarker has yet to be fully discovered in human babesiosis. A total of 33 cases of acute babesiosis dating between 2012 and 2019 were retrospectively collected...

(This article belongs to the Special Issue Pathogenesis, Epidemiology, Host Response and Control of Lyme Disease and Other Tick-Borne Diseases)
  • Article
  • Open Access
20 Citations
6,668 Views
14 Pages

10 January 2023

A novel Babesia sp. infecting goats was discovered based on the molecular findings obtained in the current study, which was conducted in the Mediterranean region of Türkiye. The goal of this study was to isolate this species of Babesia (Babesia...

(This article belongs to the Special Issue Ticks & Piroplasms: Updates and Emerging Challenges)
  • Article
  • Open Access
44 Citations
6,539 Views
8 Pages

Toxoplasma gondii Infection and Chronic Liver Diseases: Evidence of an Association

  • Nagwa Mostafa El-Sayed,
  • Manar Ezzelarab Ramadan and
  • Mohamed Ezzelarab Ramadan

Toxoplasmosis may present as a severe disease among some Egyptian patients with chronic liver disease (CLD) due to their impaired immune system, changing the course of the disease. The classical diagnosis of toxoplasmosis by serological tests is inad...

  • Article
  • Open Access
18 Citations
11,217 Views
12 Pages

16 March 2018

Canine leishmaniosis has a wide range of disease severity from mild (stage I), to severe (stages II–III), or very severe disease (stage IV). The objective of the study was to evaluate and compare serum antibody levels, Leishmania infantum specific IF...

  • Article
  • Open Access
3 Citations
3,957 Views
11 Pages

Quantitative Detection of Plasmodium falciparum Using, LUNA-FL, A Fluorescent Cell Counter

  • Muneaki Hashimoto,
  • Kazumichi Yokota,
  • Kazuaki Kajimoto,
  • Musashi Matsumoto and ,
  • Atsuro Tatsumi,
  • Kenichi Yamamoto,
  • Tomonori Hyodo,
  • Kiichiro Matsushita,
  • Noboru Minakawa and
  • Masatoshi Kataoka
  • + 7 authors+ 2 authors

The microscopic examination of Giemsa-stained thin and/or thick blood films (Giemsa microscopy) is the standard method of malaria diagnosis. However, the results of the diagnosis significantly depend on the skills of clinical technicians. Furthermore...

(This article belongs to the Special Issue Rapid Diagnosis of Microbial Pathogens)
  • Article
  • Open Access
4 Citations
4,436 Views
12 Pages

1 October 2024

We developed and evaluated a semi-nested PCR assay for the detection of Babesia aktasi infection in goats based on the sequence of the B. aktasi 18S ribosomal RNA gene. Following in silico screening, the specificity of the primers was assessed using...

(This article belongs to the Topic Ticks and Tick-Borne Pathogens)
  • Article
  • Open Access
4 Citations
1,784 Views
12 Pages

Reproducibly assessing malaria exposure is critical for force health protection for military service members deployed to malaria-endemic regions as well as for civilians making public health decisions and evaluating malaria eradication efforts. Howev...

(This article belongs to the Special Issue Military Medicine: An Everlasting War against Tropical and Infectious Diseases)
  • Article
  • Open Access
415 Views
25 Pages

Biological Activity of Artemisia mexicana: Antimalarial, Immunomodulatory, and Antioxidant Effects in Experimental Malaria

  • Monserrat Sofía López-Padilla,
  • Luis Antonio Cervantes-Candelas,
  • Jesús Aguilar-Castro,
  • Teresita de Jesús Nolasco-Pérez and ,
  • Fidel Orlando Buendía-González,
  • José Guillermo Avila-Acevedo,
  • Edgar Antonio Estrella-Parra and
  • Martha Legorreta-Herrera
  • + 3 authors+ 0 author

26 August 2026

Malaria pathogenesis results from a complex interplay among parasite burden, inflammation, and oxidative stress, all of which contribute to disease severity. This study evaluated the antimalarial, immunomodulatory, and antioxidant effects of a suspen...

(This article belongs to the Special Issue Pharmacological Effects of Bioactive Compounds Derived from Plants)
  • Article
  • Open Access
1 Citations
1,021 Views
11 Pages

Hepatitis B Virus and Plasmodium falciparum Co-Infection Among Pregnant Women in Gabon: Prevalence, Biochemical Impact, and Antagonistic Replication Dynamics

  • Aude Sandrine Andeme Eyi,
  • Ismaël Pierrick Mikelet Boussoukou,
  • Serge Thierry Omouessi,
  • Jean Alban Ondh Obame and ,
  • Opheelia Makoyo Komba,
  • Joel Fleury Djoba Siawaya and
  • Bénédicte Ndeboko
  • + 2 authors+ 0 author

2 December 2025

Background: Hepatitis B virus (HBV) and Plasmodium falciparum infections remain major public health concerns in sub-Saharan Africa, especially among pregnant women, who are particularly vulnerable due to physiological immunomodulation. While mono-inf...

(This article belongs to the Special Issue Viral Hepatitis and Liver Diseases)
  • Article
  • Open Access
21 Citations
5,031 Views
22 Pages

Malaria remains a life-threatening health problem and encounters with the increasing of antimalarial drug resistance. Medicinal plants play a critical role in synthesizing novel and potent antimalarial agents. This study aimed to investigate the phyt...

(This article belongs to the Special Issue Advances in Malaria Treatment and Prevention)
  • Article
  • Open Access
21 Citations
16,793 Views
12 Pages

Assessment of the Anti-Protozoal Activity of Crude Carica papaya Seed Extract against Trypanosoma cruzi

  • Matilde Jiménez-Coello,
  • Eugenia Guzman-Marín,
  • Antonio Ortega-Pacheco,
  • Salud Perez-Gutiérrez and
  • Karla Y. Acosta-Viana

11 October 2013

In order to determine the in vivo activity against the protozoan Trypanosoma cruzi, two doses (50 and 75 mg/kg) of a chloroform extract of Carica papaya seeds were evaluated compared with a control group of allopurinol. The activity of a mixture of t...

(This article belongs to the Special Issue Plant Natural Products against Human Parasites)
  • Article
  • Open Access
2 Citations
3,322 Views
13 Pages

Synthesis, Characterization, and Activity of Hydroxymethylnitrofurazone Nanocrystals against Trypanosoma cruzi and Leishmania spp.

  • Cauê Benito Scarim,
  • Aline de Souza,
  • Débora Soares Souza Marins,
  • Elda Gonçalves dos Santos and ,
  • Lívia de Figueiredo Diniz Castro,
  • Ivo Santana Caldas,
  • Patrícia Ferreira Espuri,
  • Marcos José Marques,
  • Elizabeth Igne Ferreira and
  • Chung Man Chin
  • + 6 authors+ 1 author

13 December 2022

Hydroxymethylnitrofurazone (NFOH) is a prodrug of nitrofurazone devoid of mutagenic toxicity, with in vitro and in vivo activity against Trypanosoma cruzi (T. cruzi) and in vitro activity against Leishmania. In this study, we aimed to increase the so...

(This article belongs to the Collection Anti-Parasite Drug Discovery)
  • Article
  • Open Access
9 Citations
3,917 Views
15 Pages

The GP-45 Protein, a Highly Variable Antigen from Babesia bigemina, Contains Conserved B-Cell Epitopes in Geographically Distant Isolates

  • Miguel Angel Mercado-Uriostegui,
  • Luis Alberto Castro-Sánchez,
  • Gaber El-Saber Batiha,
  • Uriel Mauricio Valdez-Espinoza and ,
  • Alfonso Falcón-Neri,
  • Juan Alberto Ramos-Aragon,
  • Ruben Hernández-Ortiz,
  • Shin-Ichiro Kawazu,
  • Ikuo Igarashi and
  • Juan Mosqueda
  • + 5 authors+ 0 author

In B. bigemina, the 45 kilodaltons glycoprotein (GP-45) is the most studied. GP-45 is exposed on the surface of the B. bigemina merozoite, it is believed to play a role in the invasion of erythrocytes, and it is characterized by a high genetic and an...

(This article belongs to the Special Issue Advances in the Epidemiological Surveillance of Tick-Borne Pathogens)
  • Article
  • Open Access
1 Citations
1,316 Views
18 Pages

Pharmacologic Inhibition of Erythrocyte Ferroportin Expression Exacerbates Plasmodium Infection

  • Sareh Zeydabadinejad,
  • Benjamin Frederick Theis,
  • Jun Sung Park,
  • Amira F. Gohara and ,
  • Matam Vijay-Kumar,
  • Beng San Yeoh and
  • Piu Saha
  • + 2 authors+ 0 author

Plasmodium parasites rely on host iron for survival and replication, making host iron availability a critical determinant of malaria pathogenesis. Central to iron homeostasis is the hepcidin–ferroportin regulatory axis, where hepcidin suppresse...

(This article belongs to the Section Medical Microbiology)
  • Case Report
  • Open Access
4 Citations
4,202 Views
12 Pages

Successful Transmammary Treatment of Babesia gibsoni Infection in Newborn Puppies after the Administration of Malarone®, Azithromycin, and Artesunate to a Lactating Dam

  • Martina Karasová,
  • Lucia Blaňarová,
  • Csilla Tóthová,
  • Gabriela Hrčková and ,
  • Terézia Kisková,
  • Zuzana Ševčíková,
  • Viera Revajová,
  • Oskar Nagy and
  • Bronislava Víchová
  • + 4 authors+ 0 author

Babesia gibsoni is a parasitic protozoan transmitted through tick bites and can cause severe disease in dogs. It can also be transmitted through direct contact with infected blood during dog fights, blood transfusions, and from dam to offspring durin...

(This article belongs to the Special Issue Parasitic Diseases of Domestic, Wild, and Exotic Animals (Volume II))
  • Article
  • Open Access
14 Citations
3,887 Views
14 Pages

Anti-Malarial and Anti-Lipid Peroxidation Activities of Deferiprone-Resveratrol Hybrid in Plasmodium berghei-Infected Mice

  • Hataichanok Chuljerm,
  • Supawadee Maneekesorn,
  • Voravuth Somsak,
  • Yongmin Ma and ,
  • Somdet Srichairatanakool and
  • Pimpisid Koonyosying
  • + 1 author+ 0 author

14 September 2021

Iron is essential for all organisms including fast-dividing malarial parasites. Inversely, iron chelators can inhibit parasite growth through the inhibition of DNA synthesis and can ameliorate oxidative cell damage. Deferiprone (DFP)-resveratrol (RVT...

  • Review
  • Open Access
17 Citations
7,975 Views
19 Pages

Exploring Biomarkers for Malaria: Advances in Early Detection and Asymptomatic Diagnosis

  • Jacko Abiwaqash Harmonis,
  • Sri Agung Fitri Kusuma,
  • Yaya Rukayadi and
  • Aliya Nur Hasanah

12 February 2025

Malaria is a tropical disease caused by the Plasmodium parasite, which was responsible for 249 million cases worldwide in 2022. Malaria is currently diagnosed using RDTs, PCR-based methods, or blood smear microscopy. Ideal biomarkers have been identi...

(This article belongs to the Section Biosensors and Healthcare)
  • Article
  • Open Access
8 Citations
4,763 Views
11 Pages

A Trypsin Inhibitor from Moringa oleifera Flowers Modulates the Immune Response In Vitro of Trypanosoma cruzi-Infected Human Cells

  • Isabella Coimbra Vila Nova,
  • Leyllane Rafael Moreira,
  • Diego José Lira Torres,
  • Kamila Kássia dos Santos Oliveira and ,
  • Leydianne Leite de Siqueira Patriota,
  • Luana Cassandra Breitenbach Barroso Coelho,
  • Patrícia Maria Guedes Paiva,
  • Thiago Henrique Napoleão,
  • Virgínia Maria Barros de Lorena and
  • Emmanuel Viana Pontual
  • + 5 authors+ 0 author

Trypanosoma cruzi causes the lethal Chagas disease, which is endemic in Latin America. Flowers of Moringa oleifera (Moringaceae) express a trypsin inhibitor (MoFTI) whose toxicity to T. cruzi trypomastigotes was previously reported. Here, we studied...

(This article belongs to the Special Issue Natural Compounds as Antimicrobial Agents, 2nd Edition)
  • Communication
  • Open Access
10 Citations
3,224 Views
12 Pages

Increased Neutrophil Percentage and Neutrophil–T Cell Ratio Precedes Clinical Onset of Experimental Cerebral Malaria

  • Lucas Freire-Antunes,
  • Uyla Ornellas-Garcia,
  • Marcos Vinicius Rangel-Ferreira,
  • Mônica Lucas Ribeiro-Almeida and ,
  • Carina Heusner Gonçalves de Sousa,
  • Leonardo José de Moura Carvalho,
  • Cláudio Tadeu Daniel-Ribeiro and
  • Flávia Lima Ribeiro-Gomes
  • + 3 authors+ 0 author

Newly emerging data suggest that several neutrophil defense mechanisms may play a role in both aggravating and protecting against malaria. These exciting findings suggest that the balance of these cells in the host body may have an impact on the path...

(This article belongs to the Special Issue Molecular Research on Plasmodium Infection and Immunity)
  • Article
  • Open Access
11 Citations
2,248 Views
16 Pages

Comparative Analysis of the Exo-Erythrocytic Development of Five Lineages of Haemoproteus majoris, a Common Haemosporidian Parasite of European Passeriform Birds

  • Mélanie Duc,
  • Tanja Himmel,
  • Josef Harl,
  • Tatjana Iezhova and ,
  • Nora Nedorost,
  • Julia Matt,
  • Mikas Ilgūnas,
  • Herbert Weissenböck and
  • Gediminas Valkiūnas
  • + 4 authors+ 0 author

Haemoproteus parasites (Apicomplexa, Haemosporida) are widespread pathogens of birds, with a rich genetic (about 1900 lineages) and morphospecies (178 species) diversity. Nonetheless, their life cycles are poorly understood. The exo-erythrocytic stag...

(This article belongs to the Special Issue Pathogens of Wild Birds: Prevalence, Molecular and Morphological Characterization)
  • Article
  • Open Access
7 Citations
3,385 Views
13 Pages

Equine theileriosis, caused by Theileria haneyi and Theileria equi, leads to anemia, exercise intolerance, and occasionally, death. Theileriosis-free countries prohibit the importation of infected horses, resulting in significant costs for the equine...

(This article belongs to the Special Issue Detection and Control Strategies for Bovine Babesiosis and Equine Piroplasmosis)
  • Article
  • Open Access
1,150 Views
25 Pages

Vaccination with a Trypanosoma cruzi Protein Extract Plus BCG∆BCG1419c Promotes a Balanced Th1/Th2 Immune Profile That Improves Control of Acute Chagas Disease in BALB/c Mice

  • Olivia Rodríguez-Morales,
  • Minerva Arce-Fonseca,
  • Dulce Mata-Espinosa,
  • Alberto Aranda-Fraustro and ,
  • José Luis Rosales-Encina and
  • Mario Alberto Flores-Valdez
  • + 1 author+ 0 author

Adjuvants in vaccine candidates against Chagas disease (ChD) have been tested with the aim of improving efficacy against this disease. Trypanosoma cruzi total protein extract (TcTPE) combined with Mycobacterium bovis BCG Pasteur strain ATCC 35734 or...

(This article belongs to the Special Issue Advances in Microparasite Research)
  • Article
  • Open Access
2 Citations
4,023 Views
13 Pages

Pulmonary Manifestations of Babesiosis and Predictors of Mortality from a Quaternary Care Center in Westchester, New York

  • George Williams,
  • Luis Tatem,
  • Kuldeep Ghosh,
  • Arturo G. Pascual and ,
  • Piotr Kapinos,
  • Dana G. Mordue and
  • Marc Y. El Khoury
  • + 2 authors+ 0 author

Babesiosis is an emerging tick-borne illness, and pulmonary manifestations have not been well described previously. This is a single-center, retrospective study of hospitalized adults with confirmed babesiosis at Westchester Medical Center (Valhalla,...

  • Article
  • Open Access
1 Citations
3,542 Views
27 Pages

Elucidation of the Active Agents in a West African Ground Herbal Medicine Formulation That Elicit Antimalarial Activities in In Vitro and In Vivo Models

  • Solomon Owumi,
  • John O. Olanlokun,
  • Bocheng Wu,
  • Abiola Marian Duro-Ladipo and ,
  • Sophia E. Oyelere,
  • Shabana I. Khan and
  • Adegboyega K. Oyelere
  • + 2 authors+ 0 author

29 November 2024

Agunmu (ground herbal medicine) is a form of West African traditional medicine consisting of a cocktail of herbs. The goal of this study is to evaluate a formulation of Agunmu made from M. indica, A. repens, E. chlorantha, A. boonei, and B. ferrugine...

(This article belongs to the Section Medicinal Chemistry)
  • Article
  • Open Access
1,806 Views
15 Pages

Improvement of Cryopreservation and Production of Attenuated Babesia Parasites to Prevent Bovine Babesiosis

  • Carmen Rojas-Martínez,
  • José J. Lira-Amaya,
  • Massaro W. Ueti,
  • Roberto O. Castañeda-Arriola and ,
  • Julio V. Figueroa Millán and
  • Jesús A. Álvarez Martínez
  • + 1 author+ 0 author

This study evaluated the effects of various concentrations of PVP-40 on the in vitro cryopreservation and recovery of Babesia bovis and Babesia bigemina. We also assessed a reduced dose of attenuated Babesia strains to determine its efficacy in preve...

(This article belongs to the Topic Advances in Infectious and Parasitic Diseases of Animals)
  • Article
  • Open Access
4 Citations
3,564 Views
16 Pages

Main Cardiac Histopathologic Alterations in the Acute Phase of Trypanosoma cruzi Infection in a Murine Model

  • Mariana C. de Alba Alvarado,
  • Elia Torres Gutiérrez,
  • Margarita Cabrera Bravo,
  • Edgar Zenteno Galindo and ,
  • José Antonio Villarreal Muñoz,
  • Paz María Salazar Schettino and
  • Martha Irene Bucio Torres
  • + 2 authors+ 0 author

26 August 2023

Symptoms in the acute phase of Chagas disease are usually mild and nonspecific. However, after several years, severe complications like dilated heart failure and even death may arise in the chronic phase. Due to the lack of specific symptoms in the a...

  • Article
  • Open Access
5 Citations
3,864 Views
13 Pages

Echocardiographic Documentation of Dilated Cardiomyopathy Development in Dogs Naturally Infected with Trypanosoma cruzi

  • Eduardo E. Avalos-Borges,
  • Carlos M. Acevedo-Arcique,
  • Jose C. Segura-Correa,
  • Matilde Jiménez-Coello and ,
  • Nisha J. Garg and
  • Antonio Ortega-Pacheco
  • + 1 author+ 0 author

26 June 2024

We aimed to characterize the echocardiographic alterations in dogs from an endemic region that were naturally infected with T. cruzi. Dogs (n = 130) seropositive for antibodies against T. cruzi and/or with acute parasitemia were enrolled in the study...

(This article belongs to the Special Issue Vector-Borne and Zoonotic Diseases in Dogs and Cats)
  • Article
  • Open Access
405 Views
34 Pages

In Vitro and In Vivo Antiplasmodial Activities, Phytochemical Characterization, and Acute Oral Toxicity of Leaf Extracts of Blumea balsamifera

  • Arisara Phuwajaroanpong,
  • Chuchard Punsawad,
  • Tanwarat Thanwisate,
  • Prapaporn Chaniad and ,
  • Atthaphon Konyanee,
  • Piyakorn Boonyoung,
  • Abdi Wira Septama and
  • Walaiporn Plirat
  • + 3 authors+ 0 author

12 October 2026

Blumea balsamifera is traditionally used in Thai herbal remedies for fever management; however, its antiplasmodial potential has not been comprehensively investigated. In this study, we evaluated the in vitro and in vivo antiplasmodial activities, ph...

(This article belongs to the Special Issue Phytochemistry, Pharmacology, and Toxicity of Medicinal Plants)
  • Article
  • Open Access
26 Citations
5,909 Views
23 Pages

28 December 2019

Background: Trypanosoma cruzi (Tc) causes Chagas disease (CD) that is the most frequent cause of heart failure in Latin America. TNF-α+ monocytes/macrophages (Mo/Mφ) are associated with inflammatory pathology in chronic CD. In this study, w...

(This article belongs to the Section Cellular Immunology)