Results: 154

Evaluation of progesterone receptor expression in low- and high-grade astrocytomas

SUMMARY OBJECTIVE: Gliomas are tumors originating from glial cells. Gliomas are the most common primary neoplasms of the central nervous system, with astrocytomas being the most prevalent glioma subtype. Progesterone regulates several reproductive processes, such as ovulation and sexual behavior, and in...

Use of cooled buffalo semen as a strategy to increase conception rates in fixed-time artificial insemination programs during unfavorable reproductive periods

The objective of this study was to compare the reproductive efficiency of dairy buffaloes undergoing fixed-time artificial insemination (FTAI) protocols based on progesterone/estrogen (P4/E2) and eCG during unfavorable breeding season using cooled (CS) and frozen semen (FS). A total of 446 buffaloes (> 4...

Grado de desarrollo del folículo preovulatorio y su relación con el tamaño del cuerpo lúteo y la producción de progesterona en las razas Romosinuano (RS) y Brahman (Br)

Rev. med. vet. zoot; 68 (1), 2021
RESUMEN Para comparar en los folículos preovulatorios de hembras bovinas de las razas Brahman (Br) y Romosinuano (RS) el desarrollo de los diferentes componentes foliculares, como el tamaño del antro folicular, el grosor y el volumen ocupado por la capa de células de la granulosa (CG) y de la teca int...

Rol del receptor de progesterona como factor pronóstico de recidiva en cáncer de mama

Rev. argent. mastología; 40 (145), 2021
Introducción: las pacientes con cáncer de mama con receptores hormonales positivos mantienen una tasa de recurrencia significativa durante el seguimiento prolongado. La predicción del patrón de recurrencia puede ayudar en el desarrollo de estrategias específicas de vigilancia y tratamiento en pacien...

Prolonged luteal phase support with progesterone may increase papules and plaques of pregnancy frequency in pregnancies through in vitro fertilization

An. bras. dermatol; 96 (2), 2021
Abstract Background: Pruritic urticarial papules and plaques of pregnancy development may have a strong relationship with hormone treatments during in vitro fertilization and hormonal changes during pregnancy. Objectives: The aim of this study was to evaluate and compare the frequency of papules and pl...

Efectos adversos y motivos de retiro de implante subdérmico Jadelle® en usuarias de Policlínica de salud Sexual y Reproductiva del Hospital de Clínicas en período junio 2015- diciembre 2017

INTRODUCCIÓN: La anticoncepción hormonal, a través de implantes subdérmicos, es uno de los métodos anticonceptivos reversibles de larga duración más eficaces en la actualidad que está disponible en nuestro país en forma gratuita en el sistema público. OBJETIVO: Reconocer los efectos adversos y ...

Terapia hormonal em mulheres com insuficiência ovariana prematura: uma revisão sistemática e meta-análise

The aim of this systematic review and meta-analysis was to evaluate the effects of different hormone therapies (HT) on clinical outcomes in women with premature ovarian insufficiency (POI). We included 31 studies totalizing 4142 participants with POI from diverse etiologies, of whom 2619 received HT and ...

Impact of Plasmatic Progesterone on the Day of Frozen Embryo Transfer in Hormone-induced Cycles

Abstract Objective To establish a relationship between serum progesterone values on the day of frozen blastocyst transfer in hormone-replaced cycles with the probability of pregnancy, miscarriage or delivery. Methods This was an ambispective observational study including all frozen-thawed embryo tran...

Influência da progesterona injetável na taxa de prenhez e perda gestacional de fêmeas nelore de distintas categorias reprodutivas submetidas a inseminação artificial em tempo fixo

Acta sci. vet. (Impr.); 49 (), 2021
Progesterone (P4) is essential for embryonic development and maintenance of pregnancy when deficiency causes early embryonic loss. In this study, we investigated the ability of hormonal supplementation to improve the fertility of Nellore females subjected to fixed-time artificial insemination (IATF) prot...