corpus luteum
Angiogenesis in the corpus luteum
... The corpus luteum (CL) is a site of intense angiogenesis, the formation of a dense capillary network enabling the hormone-producing cells to obtain the oxygen, nutrients and hormone precursors necessary to ...
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Impaired microRNA processing causes corpus luteum insufficiency and infertility in mice
... functional corpus luteum (CL), which is formed from the ovulated follicle and plays a critical role in the secretion of pro- gesterone for the maintenance of early pregnancy, requires intense angiogenesis ...
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Mathematical analysis of a model for the growth of the bovine corpus luteum
... In this article, we have developed an ODE model for the growth of the bovine corpus luteum (CL), an organ responsible for progesterone production during pregnancy. Angiogenesis, the process of new blood ...
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Morphometric changes in the corpus luteum of pregnant hypokinetic rats
... The direct mechanisms in the corpora lutea lead- ing to the changes noted by us are unknown, but they may be at least partially related to stress reac- tion which is induced by immobilisation. In this re- action the ...
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Comparative Study of the Therapeutic Effects of Two Corpus Luteum Support Regimens on Patients with Frozen Embryo Transfer
... two corpus luteum support programs in patients with frozen embryo transfer ...two corpus luteum preparations by com- paring the laboratory parameters of the two groups of patients with ...
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Multiple roles of TNF super family members in corpus luteum function
... The main function of the corpus luteum (CL) is the production of progesterone. Adequate luteal progesterone is crucial for determining the physiological duration of the estrous cycle and for achieving a ...
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Corpus luteum development and its morphology after aspiration of a preovulatory follicle is related to size and steroid content of the follicle in dairy cows
... proper corpus luteum (CL), which develops out of the cells of a healthy preovulatory follicle, is a key-factor for establishment of a ...corresponding corpus luteum with regard to the ...
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The effect of aqueous crude extract of ginger on the histology of corpus luteum and the concentration of hormones estrogen and progesterone in pregnant mice Mohammed A. Gali | Raghad K. Muwafaq
... of corpus luteum and the concentration of the hormones progesterone and estrogen during the first trimester of pregnancy (0 - 7) days from ...in corpus luteum included: Pyknosis in some nuclei ...
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Biochemical and endocrine aspects of oxytocin production by the mammalian corpus luteum
... To appreciate the unique facets of luteal oxytocin biosyn- thesis it is essential to recognize that initial expression of the oxytocin gene begins in the preovulatory follicle. Evi- dence for the existence of oxytocin in ...
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Macrophages regulate corpus luteum development during embryo implantation in mice
... the corpus luteum is rapidly developing (Figure ...the corpus luteum, expression of Hif1a, which functions as the master regulator of the cellular and systemic response to hypoxia, was ...
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Ultrastructural Changes of Corpus Luteum after Ovarian Stimulation at Implantation Period
... in corpus luteum ...in corpus luteum [18, ...in corpus luteum cells in the ovarian induction group clearly showed low number of mitochondria and polyribosomes than in the control ...
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Expression of costimulatory molecules in the bovine corpus luteum
... A costimulatory signal is necessary for antigen presenting cells to induce activation and proliferation of T cells [30- 32]. To determine whether functional costimulatory mol- ecules are expressed on luteal parenchymal ...
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Cholesterol transport and steroidogenesis by the corpus luteum
... the corpus luteum of most but not all species can be divided into two subpopulations of cells based on size and their putative follicular cell of ori- gin (thecal or granulosa) ...the corpus ...
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Cross-sectional imaging of acute gynaecologic disorders: CT and MRI findings with differential diagnosis—part I: corpus luteum and haemorrhagic ovarian cysts, genital causes of haemoperitoneum and adnexal torsion
... permeability that may cause the development of asci- tes, pleural effusions and oliguria in severe forms [59]. Typical imaging findings at CT and MRI include bilateral symmetric enlargement of ovaries due to the presence ...
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Control of Luteolytic Sensitivity in the Porcine Corpus Luteum
... The corpus luteum is a transient endocrine gland whose primary role is to produce progesterone for the maintenance of pregnancy [2]. The CL develops from residual thecal and granulosa cells after ovulation ...
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Chemokines in the corpus luteum: Implications of leukocyte chemotaxis
... documented, but only recently have investigators consid- ered that this accumulation might result from chemokine expression. Monocyte chemoattractant protein-1 (MCP- 1), a potent and monocyte-specific peptide, was the ...
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Toll-like Receptors in the Bovine Corpus Luteum.
... When females enter puberty, a pattern of reproductive cyclicity begins. This pattern will continue on as a normal cycle of events unless the female becomes pregnant, enters a period of anestrus (non-cycling), or if other ...
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A potential function of RLIP76 in the ovarian corpus luteum
... Ral interacting protein of 76 kDa (RLIP76) is multifunctional protein localized and distributed in the plasma membrane, cytosol, and nucleus of the cell. In tumorigenesis, RLIP76 emerges as a common feature for the solid ...
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Neuroendocrine regulation of the corpus luteum in the human Evidence for pulsatile progesterone secretion
... The results of this study indicate that in the human luteal phase: a the frequency of pulsatile release of LH declines progressively and correlates well with the duration of exposure to [r] ...
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In vitro developmental competence of bovine oocytes: Effect of corpus luteum and follicle size
... Data from the present study contrasts with findings in cow that reported higher blastocyst yields have been obtained in vitro from oocytes collected from luteal phase o[r] ...
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