Publications by authors named "Leaute J"

Article Synopsis
  • Agricultural areas are crucial ecosystems that often experience reduced biodiversity due to intensive farming practices, but the extent of their impact on surrounding natural systems is not well understood.
  • This study focused on the diversity of Odonates (damselflies and dragonflies) in wetlands near agricultural landscapes in France, using data from citizen scientists over 10 years, involving 7,731 observations across 729 water bodies.
  • Results showed that intensive agriculture significantly reduces species richness of both damselflies and dragonflies at varying distances, with the effect being stronger for autochthonous species, highlighting the need for conservation strategies that consider agricultural impacts over broader spatial scales.
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Background: The platelet count increases transiently after treatment with polyclonal anti-D in about 50 percent of D+ patients with autoimmune thrombocytopenic purpura (AITP). The effect is usually attributed to macrophage Fc-receptor blockade by antibody-coated red cells. As polyclonal anti-D is in limited supply, prospective testing was performed on a monoclonal anti-D (MoAb D) in such patients.

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Recombinant interferon alpha (r IFN alpha) has shown significant antitumor activity in patients with follicular small cleaved cell (low-grade non-Hodgkin's lymphomas) and cutaneous T-cell lymphomas. However, IFN alpha seems to be less effective in patients with intermediate or high-grade lymphomas. This case report describes a patient with an initial diagnosis of low grade B-cell lymphoma with histologic conversion to diffuse large B-cell (B1+, Kappa+) cutaneous lymphoma.

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Forty-four patients with severe pelvic inflammatory disease were randomly divided into two groups. Single drug therapy with the amoxicillin-clavulanic acid was used in 22 patients (group A). The other 22 patients (group B) were given a combination of ampicillin, gentamicin and metronidazole.

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Timentin (ticarcillin + clavulanic acid) combined with an aminoglycoside usually netilmicin, was given to 33 children with neutropenic haematological malignancies. The combination of Timentin and aminoglycoside was effective treatment in 27 (87%) of 31 febrile episodes. There were four failures and three results which could not be interpreted.

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In a group of 27 severely ill patients in an intensive care unit, 40 infections caused by Gram-negative bacilli were treated with temocillin 2g twice daily by the direct intravenous route. The patients (17 men and 10 women) were aged from 35 to 93 years (mean 65.7 years) and 22 had severe underlying diseases.

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An enzyme-linked immunosorbent assay (ELISA) using a soluble antigen prepared from the D strain of Chlamydia trachomatis was used for titration of IgG antibodies to Chlamydia trachomatis in 153 sera from 126 patients with non-specific genital infection and from 27 healthy subjects. The results were compared to those obtained with the micro-immunofluorescence method and were in complete agreement in 143 of the 153 sera. The ELISA proved to be reproducible and as sensitive as the micro-immunofluorescence method.

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The enzyme-linked-immunosorbent assay (ELISA) was used for the serodiagnosis of toxoplasmosis. 238 sera were tested, and the results compared with those of agglutination and immunofluorescent test. ELISA gives a good correlation (p < 0.

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A method based on a single serological test enabling the diagnosis of congenital toxoplasmosis immediately after birth is described. The concentration of anti-toxoplasmosis antibody from the CSF is compared to that of rubeola used as reference. It is thus possible to distinguish between the passive passage of antibodies in the CSF and their in situ synthesis.

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The effect of low pH's on the development of vesicular stomatitis virus (VSV) was studied. L cells infected with VSV were incubated at pH 6.6.

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