Continuing breastfeeding upon returning to work: feelings, challenges and strategies of breastfeeding nurses.

Objective: To describe feelings, challenges and strategies related to the continuity of breastfeeding after returning to work in the perception of lactating nurses.

Method: Descriptive, exploratory, qualitative study, with snowball sampling. Data collection occurred virtually between August and September 2020 in the State of Rio de Janeiro.

Antigenic diversity of MASP gene family of Trypanosoma cruzi.

Trypanosoma cruzi, the etiological agent of Chagas disease (CD), is a heterogeneous species with high genetic and phenotypic diversity. MASP is the second largest multigene family of T. cruzi.

Occupational rhinoconjunctivitis and bronchial asthma due to Acalypha wilkesiana allergy.

Background: Acalypha wilkesiana, or copperleaf, is a plant of the Euphorbiaceae family. Although it is widely known as an outdoor ornamental plant, no cases of A. wilkesiana allergy have been reported to date.

Genetic basis of the latex-fruit syndrome: association with HLA class II alleles in a Spanish population.

Background: The latex-fruit syndrome is a well-defined disorder whose genetic background has not been elucidated.

Objective: To study the genetic basis of the latex-fruit syndrome.

Methods: In a case-control study, we have investigated a carefully selected group of patients allergic to latex, searching for association between latex-fruit allergy and HLA class I and II genes, HLA-DR functional groups, and markers IL4-R1 and FcepsilonRI-betaca .