{"title":"Null IFNAR1 and IFNAR2 alleles are surprisingly common in the Pacific and Arctic.","authors":"Isabelle Meyts","doi":"10.1084/jem.20220491","DOIUrl":"10.1084/jem.20220491","url":null,"abstract":"<p><p>In this issue of JEM, Bastard et al. (2022. J. Exp. Med.https://doi.org/10.1084/jem.20220028) show that a loss-of-function IFNAR1 allele is common in western Polynesians, while Duncan et al. (2022. J. Exp. Med.https://doi.org/10.1084/jem.20212427) report that a loss-of-function IFNAR2 allele is common in Inuits. Homozygotes lack type I IFN immunity but are selectively vulnerable to influenza, COVID-19 pneumonia, and complications of live-attenuated viral vaccines.</p>","PeriodicalId":72205,"journal":{"name":"Annales de parasitologie humaine et comparee","volume":"6 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2022-06-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC9070088/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"79874335","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"The Eye Sees Eye to Eye With the Immune System: The 2019 Proctor Lecture.","authors":"Jerry Y Niederkorn","doi":"10.1167/iovs.19-28632","DOIUrl":"10.1167/iovs.19-28632","url":null,"abstract":"","PeriodicalId":72205,"journal":{"name":"Annales de parasitologie humaine et comparee","volume":"61 1","pages":"4489-4495"},"PeriodicalIF":5.0,"publicationDate":"2019-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6819053/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"79957948","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
H Boisseau, R Ben Younes, M Appriou, J Tribouley-Duret, J Tribouley
{"title":"[Study by the immunofluorescence reaction of antibodies directed against antigens of the gut epithelium of Schistosoma mansoni. V. Modulation of granulomatous reaction around the egg under the influence of an IgM monoclonal antibody].","authors":"H Boisseau, R Ben Younes, M Appriou, J Tribouley-Duret, J Tribouley","doi":"10.1051/parasite/1993683115","DOIUrl":"https://doi.org/10.1051/parasite/1993683115","url":null,"abstract":"<p><p>The periovular granulomatous reaction has been reduced in vivo by an IgM monoclonal antibody. The granulomatous reaction has been obtained either in unsensitized, or sensitized as well as immunized mouse. The granulomatous reduction could be explained by a decrease in egg viability, owing to the fact that the monoclonal antibody is lethal against an in vitro miracidium suspension.</p>","PeriodicalId":72205,"journal":{"name":"Annales de parasitologie humaine et comparee","volume":"68 3","pages":"115-20"},"PeriodicalIF":0.0,"publicationDate":"1993-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1051/parasite/1993683115","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"19205194","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
P. Maréchal, J. Cabaret, G. Petit, M. Diagne, N. Gasnier, O. Bain
{"title":"Isoenzymatic diagnosis of Litomosoides galizai and Litomosoides sigmodontis","authors":"P. Maréchal, J. Cabaret, G. Petit, M. Diagne, N. Gasnier, O. Bain","doi":"10.1051/PARASITE/199368161","DOIUrl":"https://doi.org/10.1051/PARASITE/199368161","url":null,"abstract":"The morphological diagnosis of the two species, Litomosoides sigmodontis Chandler, 1931 and L. galizai Bain, Petit et Diagne, 1989 is confirmed by the isoenzymatic analysis. In L. galizai, the mannose-phosphate isomerase and the glucose-phosphate isomerase migrate much faster and therefore further than in L. sigmodontis ; a polymorphism at MPI locus is shown in L. sigmodontis that does not exist in L. galizai. The « L. ? » line, derived from the meriones in which it and L. sigmodontis coexisted, is of the pure sigmodontis type, both in morphology and in isoenzymes.","PeriodicalId":72205,"journal":{"name":"Annales de parasitologie humaine et comparee","volume":"68 1","pages":"61-62"},"PeriodicalIF":0.0,"publicationDate":"1993-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1051/PARASITE/199368161","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"57953955","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Ultrastructural study of Pirhemocyton virus in lizard erythrocytes","authors":"A. Matos, I. Paperna","doi":"10.1051/PARASITE/199368124","DOIUrl":"https://doi.org/10.1051/PARASITE/199368124","url":null,"abstract":"Ultrastructural study of Pirhemocyton infection in the lizard Agama impalearis, and the geckoes Tarentola mauritanica, Ptyodactylus hasselquistii, Gehyra australis and Heteronotia binoei confirmed is viral nature. Despite the apparent structural similarity, being all icosahedral iridovirus-like, virions from the diverse saurian hosts differed in size, nucleoid morphology and cytopathic effects on the erythocytes of their respective hosts. Virions from gecko infections were altogether larger than those found in A. impalearis. In the latter there was also no vacuole formation. The gecko infections are very different from one another in the pattern of their cytoplasmic membranes and the nature of their vacuoles. In P. hasselquistii virions became associated with the vacuole binding membrane. In the other geckoes the vacuole was an unbound inclusion of osmiophilic substance, very different from that found in the vacuole of P. hasselquistii.","PeriodicalId":72205,"journal":{"name":"Annales de parasitologie humaine et comparee","volume":"68 1","pages":"24-33"},"PeriodicalIF":0.0,"publicationDate":"1993-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1051/PARASITE/199368124","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"57954102","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Infective larvae of a new species of Robertdollfusidae (Adenophorea, Nematoda) in the gut of Simulium damnosum in Cameroon.","authors":"O. Bain, A. Renz","doi":"10.1051/PARASITE/1993684182","DOIUrl":"https://doi.org/10.1051/PARASITE/1993684182","url":null,"abstract":"Des larves infectantes d'une nouvelle espece de Robertdollfusidae Chabaud et Campana, 1950 ont ete trouvees dans le tube digestif de Simulium damnosum s. 1., au Cameroun. Le taux le plus eleve de parasitisme est aux abords du Parc national de La Benoue, ce qui suggere que l'hote est un animal sauvage, mammifere, ou oiseau. Ces observations demontrent qu'une, ou toutes?, les especes de Robertdollfusidae sont transmises par insectes hematophages; une telle hypothese avait ete proposee pour Lappnema auris, parasite du renne et pour Durikainema macropi, parasite de marsupial. Les Robertdollfusidae, qui n'etaient connus qu'en Europe et en Australie, sont donc aussi presents en region ethiopienne","PeriodicalId":72205,"journal":{"name":"Annales de parasitologie humaine et comparee","volume":"68 1","pages":"182-184"},"PeriodicalIF":0.0,"publicationDate":"1993-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1051/PARASITE/1993684182","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"57955007","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Strianema venezuelensis gen. et sp. n. (Filarioidea: Onchocercidae) from Venezuelan armadillos (Dasypus spp.).","authors":"M L Eberhard, T C Orihel, I Campo-Aasen","doi":"10.1051/parasite/1993685234","DOIUrl":"https://doi.org/10.1051/parasite/1993685234","url":null,"abstract":"<p><p>A new filaria, Strianema venezuelensis gen. et sp. n., is described from armadillos in Venezuela. The adults inhabit the subcutaneous tissues and the microfilariae are found in the skin and occasionally the blood. The adults, which are of small size (males 9.6 to 13.8 mm in length by 57 to 63 microns in diameter, females 18.3 to 26.3 mm in length by 95 to 120 microns in diameter), have a distinctly striated cuticle. This filaria resembles most closely the genus Cercopithifilaria, from which it can be distinguished by the absence of a buccal capsule or pre-esophageal ring, and 11 to 13 pair of caudal papillae, three or four pair of which are separated as a group anterior to the cloaca. The species, S. venezuelensis, can be distinguished from the three other species of filariae described from armadillos by the undivided esophagus, number and distribution of caudal papillae in the male, size and shape of the spicules, and the distinctive microfilaria. The microfilaria, which averages 280 microns in length, has a unique, slender, almost filamentous tail.</p>","PeriodicalId":72205,"journal":{"name":"Annales de parasitologie humaine et comparee","volume":"68 5-6","pages":"234-8"},"PeriodicalIF":0.0,"publicationDate":"1993-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1051/parasite/1993685234","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"19145567","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
F Beaucournu-Saguez, B Gilot, S Chevrier, F Branquet, B Hautefort, J C Beaucournu
{"title":"[Observation in France of Simulium erythrocephalum De Geer, 1776 as an agent of human simuliidosis].","authors":"F Beaucournu-Saguez, B Gilot, S Chevrier, F Branquet, B Hautefort, J C Beaucournu","doi":"10.1051/parasite/1993682109","DOIUrl":"https://doi.org/10.1051/parasite/1993682109","url":null,"abstract":"<p><p>Second observation of this black-fly in human simuliidosis. The country is the department of Vaucluse.</p>","PeriodicalId":72205,"journal":{"name":"Annales de parasitologie humaine et comparee","volume":"68 2","pages":"109-10"},"PeriodicalIF":0.0,"publicationDate":"1993-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1051/parasite/1993682109","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"19205190","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"[Comparison of PCR and cytogenetic methods for the identification of mosquito species of the Anopheles gambiae complex in Senegal].","authors":"D Fontenille, O Faye, L Konate, N Sy, F H Collins","doi":"10.1051/parasite/1993685239","DOIUrl":"https://doi.org/10.1051/parasite/1993685239","url":null,"abstract":"<p><p>The classical cytological technique and a new PCR technique were compared for the identification of mosquito species of the Anopheles gambiae complex. Fifty seven specimens, caught in three different bioclimatic senegalese regions, were tested. Thirty two An. gambiae and 25 An. arabiensis were determined by both methods. All the results were similar. The advantages of each method are discussed.</p>","PeriodicalId":72205,"journal":{"name":"Annales de parasitologie humaine et comparee","volume":"68 5-6","pages":"239-40"},"PeriodicalIF":0.0,"publicationDate":"1993-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1051/parasite/1993685239","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"19145568","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Change of isoenzyme pattern during long-term polyxenic cultivation of Entamoeba histolytica.","authors":"N Vrchotová, O Ditrich, M Giboda","doi":"10.1051/parasite/199368267","DOIUrl":"https://doi.org/10.1051/parasite/199368267","url":null,"abstract":"<p><p>Isoenzymes of phosphoglucomutase and hexokinase were repeatedly evaluated using starch gel electrophoresis in polyxenic cultures of Entamoeba histolytica. In two out of 18 strains spontaneous changes of isoenzyme patterns were recorded. While originally they were categorized into virulent group of zymodemes, following isoenzyme analysis classified them as non-virulent. The relation between virulence and isoenzyme pattern is questionable.</p>","PeriodicalId":72205,"journal":{"name":"Annales de parasitologie humaine et comparee","volume":"68 2","pages":"67-9"},"PeriodicalIF":0.0,"publicationDate":"1993-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1051/parasite/199368267","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"19205192","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}