Female Reproductive Tract:

Morgan D. Ashworth, Jason W. Ross, Jianbo Hu, Frankie J. White, Daniel R. Stein, Udaya DeSilva, Gregory A. Johnson, Thomas E. Spencer, and Rodney D. Geisert

Expression of Porcine Endometrial Prostaglandin Synthase During the Estrous Cycle and Early Pregnancy, and Following Endocrine Disruption of Pregnancy
Biol Reprod 2006 74: 1007-1015. [Abstract] [Full Text] [PDF]  

Summary: Endometrial PTGS2 expression increases in the lumenal epithelium of both cyclic and pregnant pigs

Isabella Gashaw, Julie M. Hastings, Kevin S. Jackson, Elke Winterhager, and Asgerally T. Fazleabas

Induced Endometriosis in the Baboon (Papio anubis) Increases the Expression of the Proangiogenic Factor CYR61 (CCN1) in Eutopic and Ectopic Endometria
Biol Reprod 2006 74: 1060-1066. [Abstract] [Full Text] [PDF]  

Summary: The upregulation of CYR61 is an early event in induced endometriosis and correlates to the higher expression of VEGF mRNA, in both eutopic and ectopic endometria

Male Reproductive Tract:

Hanae Rejraji, Benoit Sion, Gerard Prensier, Martine Carreras, Claude Motta, Jean-Marie Frenoux, Evelyne Vericel, Genevieve Grizard, Patrick Vernet, and Joël R. Drevet

Lipid Remodeling of Murine Epididymosomes and Spermatozoa During Epididymal Maturation
Biol Reprod 2006 74: 1104-1113. [Abstract] [Full Text] [PDF]  

Summary: In contrast to epididymosomes, spermatozoa membranes become more fluid during epididymal maturation

Minireviews:

Heather A. Ferris and Margaret A. Shupnik

Mechanisms for Pulsatile Regulation of the Gonadotropin Subunit Genes by GNRH1
Biol Reprod 2006 74: 993-998. [Abstract] [Full Text] [PDF]  

Summary: GNRH1 pulses stimulate feedback and feed-forward circuits to differentially stimulate gonadotropin gene expression

Ovary:

Changning Yan, Julia A. Elvin, Yi-Nan Lin, Lou Ann Hadsell, Jie Wang, Francesco J. DeMayo, and Martin M. Matzuk

Regulation of Growth Differentiation Factor 9 Expression in Oocytes In Vivo: A Key Role of the E-Box
Biol Reprod 2006 74: 999-1006. [Abstract] [Full Text] [PDF]  

Summary: The perfectly conserved E-box (CAGCTG) sequence in Gdf9 promoter region is a key regulatory sequence for its expression in the ovary

Xingjun Liu, Hai Wang, and Zhiyuan Gong

Tandem-Repeated Zebrafish zp3 Genes Possess Oocyte-Specific Promoters and Are Insensitive to Estrogen Induction
Biol Reprod 2006 74: 1016-1025. [Abstract] [Full Text] [PDF]  

Summary: Zebrafish zona pellucida protein genes, zp3, are organized as tandem repeats, are expressed specifically in growing oocytes under their individual promoters, and are insensitive to estrogen induction

Jakub Kwintkiewicz, Robert Z. Spaczynski, Nastaran Foyouzi, Tugce Pehlivan, and Antoni J. Duleba

Insulin and Oxidative Stress Modulate Proliferation of Rat Ovarian Theca-Interstitial Cells Through Diverse Signal Transduction Pathways
Biol Reprod 2006 74: 1034-1040. [Abstract] [Full Text] [PDF]  

Summary: Actions of insulin and oxidative stress involve convergence on extracellular signal-regulated protein kinases MAPK3/1 and RPS6KB1

M. Mihm, P.J. Baker, J.L.H. Ireland, G.W. Smith, P.M. Coussens, A.C.O. Evans, and J.J. Ireland

Molecular Evidence That Growth of Dominant Follicles Involves a Reduction in Follicle-Stimulating Hormone Dependence and an Increase in Luteinizing Hormone Dependence in Cattle
Biol Reprod 2006 74: 1051-1059. [Abstract] [Full Text] [PDF] Supplemental Table 1  

Summary: As bovine dominant follicles grow, granulosa cells may become less FSH dependent but increasingly LH dependent, and mRNA expression of novel genes important for proliferation, survival, and apoptosis of granulosa and theca cells is altered

Tomoko Miyoshi, Fumio Otsuka, Jiro Suzuki, Masaya Takeda, Kenichi Inagaki, Yoshihiro Kano, Hiroyuki Otani, Yukari Mimura, Toshio Ogura, and Hirofumi Makino

Mutual Regulation of Follicle-Stimulating Hormone Signaling and Bone Morphogenetic Protein System in Human Granulosa Cells
Biol Reprod 2006 74: 1073-1082. [Abstract] [Full Text] [PDF]  

Summary: Follicle-stimulating hormone (FSH) pathway and bone morphogenetic protein (BMP) system are mutually linked in human granulosa cells, in which FSH upregulates BMP signaling while BMP inhibits progesterone production

Mame Nahé Diouf, Khampoune Sayasith, Réjean Lefebvre, David W. Silversides, Jean Sirois, and Jacques G. Lussier

Expression of Phospholipase A2 Group IVA (PLA2G4A) Is Upregulated by Human Chorionic Gonadotropin in Bovine Granulosa Cells of Ovulatory Follicles
Biol Reprod 2006 74: 1096-1103. [Abstract] [Full Text] [PDF]  

Summary: Ovulation is associated with an LH/hCG-dependent induction of PLA2G4A in GC via the adenylyl cyclase/cAMP pathway

Pregnancy:

Amy D. Gultice, Kaisa L. Selesniemi, and Thomas L. Brown

Hypoxia Inhibits Differentiation of Lineage-Specific Rcho-1 Trophoblast Giant Cells
Biol Reprod 2006 74: 1041-1050. [Abstract] [Full Text] [PDF]  

Summary: Hypoxia prevents placental trophoblast giant cell differentiation

Reproductive Technology:

Andrei Rybouchkin, Yoko Kato, and Yukio Tsunoda

Role of Histone Acetylation in Reprogramming of Somatic Nuclei Following Nuclear Transfer
Biol Reprod 2006 74: 1083-1089. [Abstract] [Full Text] [PDF] Supplemental Figure 1  

Summary: Deacetylation of transferred somatic chromatin in oocyte cytoplasm is not important for reprogramming, whereas inhibition of histone deacetylation following oocyte activation improves development of clones

Florine J. de Haas van Dorsser, William F. Swanson, Salamia Lasano, and Bernard G. Steinetz

Development, Validation, and Application of a Urinary Relaxin Radioimmunoassay for the Diagnosis and Monitoring of Pregnancy in Felids
Biol Reprod 2006 74: 1090-1095. [Abstract] [Full Text] [PDF]  

Summary: A method has been developed to estimate immunoactive relaxin in urine of felids and utilized successfully for pregnancy determination in domestic and endangered species

M. Skrzyszowska, Z. Smorag, R. Slomski, L. Katska-Ksiazkiewicz, R. Kalak, E. Michalak, K. Wielgus, J. Lehmann, D. Lipinski, M. Szalata, A. Plawski, M. Samiec, J. Jura, B. Gajda, B. Rynska, and M. Pienkowski

Generation of Transgenic Rabbits by the Novel Technique of Chimeric Somatic Cell Cloning
Biol Reprod 2006 74: 1114-1120. [Abstract] [Full Text] [PDF]  

Summary: A novel technique of chimeric somatic cell cloning demonstrates that transgenic adult skin fibroblast nuclei can direct full development of chimeric embryos

Testis:

Shuqiu Zheng, Terry T. Turner, and Jeffrey J. Lysiak

Caspase 2 Activity Contributes to the Initial Wave of Germ Cell Apoptosis During the First Round of Spermatogenesis
Biol Reprod 2006 74: 1026-1033. [Abstract] [Full Text] [PDF]  

Summary: Activation of caspase 2, an initiator caspase, is required for the first wave of germ cell apoptosis in the mouse

Toxicology:

Xingji You, Ruifang Yang, Xiaolu Tang, Lu Gao, and Xin Ni

Corticotropin-Releasing Hormone Stimulates Estrogen Biosynthesis in Cultured Human Placental Trophoblasts
Biol Reprod 2006 74: 1067-1072. [Abstract] [Full Text] [PDF]  

Summary: CRH, locally produced by trophoblasts, stimulates estrogen synthesis through up-regulating STS, CYP19A1, and HSD17B1 gene expression

Additions and Corrections:

Biol Reprod 2006 74: 1121. [Full Text] [PDF]  

Biol Reprod 2006 74: 1121. [Full Text] [PDF]  

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