Highlights:

Highlights
Biol Reprod 2007 77: 589. [Full Text] [PDF]  

Environment:

Grégory Rasier, Anne-Simone Parent, Arlette Gérard, Marie-Christine Lebrethon, and Jean-Pierre Bourguignon

Early Maturation of Gonadotropin-Releasing Hormone Secretion and Sexual Precocity after Exposure of Infant Female Rats to Estradiol or Dichlorodiphenyltrichloroethane
Biol Reprod 2007 77: 734-742. [Abstract] [Full Text] [PDF]  

Summary: Dichlorodiphenyltrichloroethane causes early acceleration of pulsatile gonadotropin-releasing hormone secretion in vitro and precocious sexual maturation in vivo

Female Reproductive Tract:

Qing Xue, Zhihong Lin, You-Hong Cheng, Chiang-Ching Huang, Erica Marsh, Ping Yin, Magdy P Milad, Edmond Confino, Scott Reierstad, Joy Innes, and Serdar E Bulun

Promoter Methylation Regulates Estrogen Receptor 2 in Human Endometrium and Endometriosis
Biol Reprod 2007 77: 681-687. [Abstract] [Full Text] [PDF]  

Summary: Estrogen receptor 2, expressed in strikingly higher levels in endometriosis compared with normal endometrium, is regulated primarily by methylation of a CpG island in its promoter

Gamete Biology:

Jun-Cheng Huang, Li-Ying Yan, Zi-Li Lei, Yi-Liang Miao, Li-Hong Shi, Ji-Wen Yang, Qiang Wang, Ying-Chun Ouyang, Qing-Yuan Sun, and Da-Yuan Chen

Changes in Histone Acetylation During Postovulatory Aging of Mouse Oocyte
Biol Reprod 2007 77: 666-670. [Abstract] [Full Text] [PDF]  

Summary: Gradual acetylation on some lysines of histone H3 and H4 was one of the phenomena in the process of postovulatory aging and raising the level of histone acetylation by trichostatin A can accelerate the progression of postovulatory aging

Kazuhiro Iwahashi, Hirotaka Yoshioka, Eleanor W Low, John R McCarrey, Ryuzo Yanagimachi, and Yukiko Yamazaki

Autonomous Regulation of Sex-Specific Developmental Programming in Mouse Fetal Germ Cells
Biol Reprod 2007 77: 697-706. [Abstract] [Full Text] [PDF]  

Summary: Mechanisms controlling epigenetic programming and replication state are autonomously regulated in mouse fetal germ cells that have been exposed to the genital ridge prior to 13.5 dpc

Male Reproductive Tract:

Shu Feng, Natalia V Bogatcheva, Anne Truong, Borys Korchin, Colin E Bishop, Thomas Klonisch, Irina U Agoulnik, and Alexander I Agoulnik

Developmental Expression and Gene Regulation of Insulin-like 3 Receptor RXFP2 in Mouse Male Reproductive Organs
Biol Reprod 2007 77: 671-680. [Abstract] [Full Text] [PDF] [Supplemental Figure]  

Summary: Expression profile of insulin-like 3 hormone receptor RXFP2 indicates function in male reproductive organs; the activity of human RXFP2 promoter is regulated by SOX9

Jacques Bernabé, Pierre Clément, Pierre Denys, Laurent Alexandre, and François Giuliano

Seminal Plug Expulsion Induced by Electrical Stimulation of the Intermesenteric Nerve in Anesthetized Rats
Biol Reprod 2007 77: 717-722. [Abstract] [Full Text] [PDF]  

Summary: Electrical stimulation of the intermesenteric nerve can elicit ejaculation in anesthetized rats by recruiting both afferents relaying at the supraspinal level and efferents

Mechanisms of Hormone Action:

Lori K Davis, Naoshi Hiramatsu, Kaori Hiramatsu, Benjamin J Reading, Takahiro Matsubara, Akihiko Hara, Craig V Sullivan, Andrew L Pierce, Tetsuya Hirano, and E. Gordon Grau

Induction of Three Vitellogenins by 17beta-Estradiol with Concurrent Inhibition of the Growth Hormone-Insulin-Like Growth Factor 1 Axis in a Euryhaline Teleost, the Tilapia (Oreochromis mossambicus)
Biol Reprod 2007 77: 614-625. [Abstract] [Full Text] [PDF]  

Summary: Estradiol rapidly induces three vitellogenin genes while simultaneously suppressing the growth hormone-insulin-like growth factor 1 axis in male tilapia

Minireviews:

Sandra M Blois, Ulrike Kammerer, Catalina Alba Soto, Mareike C Tometten, Valerie Shaikly, Gabriela Barrientos, Richard Jurd, Daniel Rukavina, Angus W Thomson, Burghard F Klapp, Nelson Fernández, and Petra C Arck

Dendritic Cells: Key to Fetal Tolerance?
Biol Reprod 2007 77: 590-598. [Abstract] [Full Text] [PDF]  

Summary: Dendritic cells, given their ability to modulate the nature of immune responses in stimulatory or tolerogenic fashion, appear as suitable candidates to perform regulatory functions in pregnancy

Neuroendocrinology:

Takashi Harada, Haruhiko Kanasaki, Sandra Mutiara, Aki Oride, and Kohji Miyazaki

Cyclic Adenosine 3',5'Monophosphate/Protein Kinase A and Mitogen-Activated Protein Kinase 3/1 Pathways Are Involved in Adenylate Cyclase-Activating Polypeptide 1-Induced Common Alpha-Glycoprotein Subunit Gene (Cga) Expression in Mouse Pituitary Gonadotroph LbetaT2 Cells
Biol Reprod 2007 77: 707-716. [Abstract] [Full Text] [PDF]  

Summary: Both cAMP elevation and MAPK3/1 activation are necessary for induction of Cga by ADCYAP1

Ovary:

Susan M Krzysik-Walker, Olga M Ocón-Grove, Sreenivasa B Maddineni, Gilbert L Hendricks, III, and Ramesh Ramachandran

Identification of Calcitonin Expression in the Chicken Ovary: Influence of Follicular Maturation and Ovarian Steroids
Biol Reprod 2007 77: 626-635. [Abstract] [Full Text] [PDF]  

Summary: Calcitonin gene expression in the chicken ovary is regulated by follicular maturation and gonadal steroids

J Buratini, Jr., M.G.L Pinto, A.C Castilho, R.L Amorim, I.C Giometti, V.M Portela, E.S Nicola, and C.A Price

Expression and Function of Fibroblast Growth Factor 10 and Its Receptor, Fibroblast Growth Factor Receptor 2B, in Bovine Follicles
Biol Reprod 2007 77: 743-750. [Abstract] [Full Text] [PDF]  

Summary: FGF10 is expressed by theca cells and oocytes, and inhibits estradiol secretion from granulosa cells in cattle

Pregnancy:

Andrei P Alexenko, Jiude Mao, Mark R Ellersieck, Angela M Davis, Jeffrey J Whyte, Cheryl S Rosenfeld, and R. Michael Roberts

The Contrasting Effects of Ad Libitum and Restricted Feeding of a Diet Very High in Saturated Fats on Sex Ratio and Metabolic Hormones in Mice
Biol Reprod 2007 77: 599-604. [Abstract] [Full Text] [PDF]  

Summary: In mice, ad libitum consumption of a diet very high in fat skews the sex ratio of offspring towards males, while the same diet fed in restricted amounts, but having no effect on mouse fecundity, caused the sex ratio to become female-biased

Nicola J Robinson, Philip N Baker, Carolyn J.P Jones, and John D Aplin

A Role for Tissue Transglutaminase in Stabilization of Membrane-Cytoskeletal Particles Shed from the Human Placenta
Biol Reprod 2007 77: 648-657. [Abstract] [Full Text] [PDF] [Supplemental Tables]  

Summary: Tissue transglutaminase cross-links a group of cytoskeletal and membrane-associated proteins that are shed from the surface of the placenta into maternal circulation

Tomoko Kaneko-Tarui, Ling Zhang, Kathleen J Austin, Luiz E Henkes, Joshua Johnson, Thomas R Hansen, and James K Pru

Maternal and Embryonic Control of Uterine Sphingolipid-Metabolizing Enzymes During Murine Embryo Implantation
Biol Reprod 2007 77: 658-665. [Abstract] [Full Text] [PDF]  

Summary: Pregnancy induces changes in sphingolipid metabolism within the endometrium

Reproductive Technology:

Yasuhiro Yamauchi, Anna Ajduk, Jonathan M Riel, and Monika A Ward

Ejaculated and Epididymal Mouse Spermatozoa Are Different in Their Susceptibility to Nuclease-Dependent DNA Damage and in Their Nuclease Activity
Biol Reprod 2007 77: 636-647. [Abstract] [Full Text] [PDF]  

Summary: Epididymal and ejaculated mouse sperm preparations differ in their susceptibility to nuclease-dependent DNA damage; nuclease activity was detected in isolated sperm, epididymal fluid and seminal plasma, and was higher in ejaculate samples

Testis:

Maria Paz, Pedro P López-Casas, and Jesús del Mazo

Changes in Vinexin Expression Patterns in the Mouse Testis Induced by Developmental Exposure to 17Beta-Estradiol
Biol Reprod 2007 77: 605-613. [Abstract] [Full Text] [PDF] [Supplemental Figure]  

Summary: The testis-specific pattern of vinexin isoforms is altered by in vivo exposure to 17beta-estradiol during mouse development

Mara B Bryan, Alexander P Scott, and Weiming Li

The Sea Lamprey (Petromyzon marinus) Has a Receptor for Androstenedione
Biol Reprod 2007 77: 688-696. [Abstract] [Full Text] [PDF] [Supplemental Data]  

Summary: Androstenedione and its cognate receptor have vital roles in regulating reproductive physiology in male sea lampreys (Petromyzon marinus), thus suggesting that the nuclear androgen receptor evolved prior to the agathan-gnathostome divergence

Zuping He, Jiji Jiang, Marie-Claude Hofmann, and Martin Dym

Gfra1 Silencing in Mouse Spermatogonial Stem Cells Results in Their Differentiation Via the Inactivation of RET Tyrosine Kinase
Biol Reprod 2007 77: 723-733. [Abstract] [Full Text] [PDF]  

Summary: Gfra1 expression is restricted to mouse spermatogonial stem cells, and its knockdown results in the induction of differentiation

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