Alejandro Ramirez-Hernandez
Overview
Explore the profile of Alejandro Ramirez-Hernandez including associated specialties, affiliations and a list of published articles.
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Articles
34
Citations
208
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Recent Articles
1.
Lopez-Rivera C, Robayo-Sanchez L, Ramirez-Hernandez A, Cuellar-Saenz J, Villar J, Cortes-Vecino J, et al.
Zookeys
. 2025 Jan;
1221():377-400.
PMID: 39780991
Flies belonging to the families Streblidae and Nycteribiidae are highly specialized arthropods that feed on the blood of bats. Their morphology varies and has adapted throughout their coevolutionary history with...
2.
Polo G, Gamarra J, Robayo-Sanchez L, Cortes-Vecino J, Ramirez-Hernandez A
J Med Entomol
. 2024 Sep;
61(6):1489-1500.
PMID: 39250718
Ticks of the Amblyomma maculatum (Ixodida Ixodidae) complex, the Amblyomma cajennense (Ixodida Ixodidae) complex and Amblyomma ovale (Ixodida Ixodidae) are known to transmit various Rickettsia species in Colombia, but their...
3.
Llano H, Robayo-Sanchez L, Ramirez-Hernandez A, Cortes-Vecino J, Gomez-Ruiz D, Aguirre-Ramirez J
Med Vet Entomol
. 2024 Jul;
38(4):472-481.
PMID: 39011849
Several species of ectoparasites, including chewing lice and mites are closely associated with their hosts. The Andean condor (Vultur gryphus) is globally listed as vulnerable by the IUCN and its...
4.
Lopez-Rivera C, Robayo-Sanchez L, Ramirez-Hernandez A, Cortes-Vecino J, Cuellar-Saenz J, Villar J, et al.
Parasitol Res
. 2024 Jun;
123(6):255.
PMID: 38922514
Hyperparasitism is defined as the interaction where one parasite is infected by another parasite. In bat flies (Streblidae and Nycteribiidae), both hyperparasites and microparasites (bacteria, viruses, fungi, and arthropods such...
5.
Cortina-de-la-Rosa E, Izaguirre-Avila R, Ramirez-Hernandez A, Romero-Arroyo M, Cortes-Cortes K
Clin Appl Thromb Hemost
. 2023 Nov;
29:10760296231216451.
PMID: 38018118
The National Institute of Cardiology has previously used the CoaguChek XS Plus system (Roche Diagnostics International Ltd), comparing capillary blood prothrombin time/international normalized ratio (PT/INR) results with those obtained using...
6.
Chaparro-Gutierrez J, Acevedo-Gutierrez L, Mendell N, Robayo-Sanchez L, Rodriguez-Duran A, Cortes-Vecino J, et al.
Parasit Vectors
. 2023 Sep;
16(1):332.
PMID: 37730727
Background: Rickettsiae are obligate intracellular Gram-negative bacteria that are the causative agent of rickettsioses and are spread to vertebrate hosts by arthropods. There are no previous reports of isolation of...
7.
Cuellar-Saenz J, Faccini-Martinez A, Ramirez-Hernandez A, Cortes-Vecino J
Ticks Tick Borne Dis
. 2023 Jan;
14(2):102118.
PMID: 36628901
Rickettsioses are vector-borne zoonotic diseases whose etiological agents are bacteria of the genera Rickettsia and Orientia. In Colombia, literature published on rickettsioses during the 20th century is limited and disperse;...
8.
Martinez Diaz H, Gil-Mora J, Betancourt-Ruiz P, Silva-Ramos C, Matiz-Gonzalez J, Villalba-Perez M, et al.
Acta Trop
. 2022 Nov;
238:106773.
PMID: 36417982
Some hard ticks' species can act as vectors of a wide variety of pathogens of human and animal importance such as Anaplasma, Ehrlichia and Rickettsia spp. In Colombia, a total...
9.
Robayo-Sanchez L, Lopez Y, Munoz-Leal S, Ramirez-Hernandez A, Aleman A, Cortes-Vecino J, et al.
Exp Appl Acarol
. 2022 Nov;
88(3-4):387-395.
PMID: 36333560
Three studies on the biology of Ornithodoros puertoricensis are available in the literature, using different hosts and incubation temperatures. In a previous study, we identified O. puertoricensis in the Colombian...
10.
de Campos Binder L, Ramirez-Hernandez A, de Azevedo Serpa M, Pinter A, Souza C, Labruna M
Rev Bras Parasitol Vet
. 2022 Sep;
31(3):e009922.
PMID: 36169507
The bacterium Rickettsia rickettsii is the etiological agent of Brazilian spotted fever (BSF), and its most important vector to humans in Brazil is the tick Amblyomma sculptum. Capybaras are the...