Highlights:

Highlights
Biol Reprod 2006 75: 815. [Full Text] [PDF]  

Embryo:

Manami Amanai, Manjula Brahmajosyula, and Anthony C.F. Perry

A Restricted Role for Sperm-Borne MicroRNAs in Mammalian Fertilization
Biol Reprod 2006 75: 877-884. [Abstract] [Full Text] [PDF]  

Summary: Submembrane compartments of mammalian spermatozoa contain miRNAs, but they are present at low levels and do not alter the profile of resident oocyte miRNAs at fertilization

James A. Byrne, Shoukhrat M. Mitalipov, Lisa Clepper, and Don P. Wolf

Transcriptional Profiling of Rhesus Monkey Embryonic Stem Cells
Biol Reprod 2006 75: 908-915. [Abstract] [Full Text] [PDF]  

Summary: Stemness gene candidates are identified in rhesus monkey embryonic stem cell lines and compared to murine and human stemness genes to identify core key mammalian stemness factors

Silvia Ravera, Carla Falugi, Daniela Calzia, Isidoro M. Pepe, Isabella Panfoli, and Alessandro Morelli

First Cell Cycles of Sea Urchin Paracentrotus lividus Are Dramatically Impaired by Exposure to Extremely Low-Frequency Electromagnetic Field
Biol Reprod 2006 75: 948-953. [Abstract] [Full Text] [PDF]  

Summary: Electromagnetic fields affect sea urchin embryonic development

Gamete Biology:

T. Klein, T.G. Cooper, and C.H. Yeung

The Role of Potassium Chloride Cotransporters in Murine and Human Sperm Volume Regulation
Biol Reprod 2006 75: 853-858. [Abstract] [Full Text] [PDF]  

Summary: Regulation of murine but not human sperm volume under physiological conditions can be blocked by K/Cl cotransporter inhibitors and involves the family member Slc12a7 (KCC4), which is expressed at the protein and mRNA levels in murine spermatozoa

Gilles Frenette, Julie Girouard, and Robert Sullivan

Comparison Between Epididymosomes Collected in the Intraluminal Compartment of the Bovine Caput and Cauda Epididymidis
Biol Reprod 2006 75: 885-890. [Abstract] [Full Text] [PDF]  

Summary: Along the epididymis the spermatozoa interact with membranous vesicles, which have different protein composition and interact differently with maturing spermatozoa.

Claire V. Harper, Christopher L.R. Barratt, Stephen J. Publicover, and Jackson C. Kirkman-Brown

Kinetics of the Progesterone-Induced Acrosome Reaction and Its Relation to Intracellular Calcium Responses in Individual Human Spermatozoa
Biol Reprod 2006 75: 933-939. [Abstract] [Full Text] [PDF]  

Summary: Timing and occurrence of acrosome reaction in relation to the calcium response occurring upon progesterone stimulation in human spermatozoa

Mechanisms of Hormone Action:

Katie N. Evans, Lisa Nguyen, Junny Chan, Barbara A. Innes, Judith N. Bulmer, Mark D. Kilby, and Martin Hewison

Effects of 25-Hydroxyvitamin D₃ and 1,25-Dihydroxyvitamin D₃ on Cytokine Production by Human Decidual Cells
Biol Reprod 2006 75: 816-822. [Abstract] [Full Text] [PDF]  

Summary: Human decidual cells synthesize the active form of vitamin D which is then able to regulate decidual cytokine production

Neuroendocrinology:

Karl D. Malcolm, Leslie M. Jackson, Christine Bergeon, Theresa M. Lee, Vasantha Padmanabhan, and Douglas L. Foster

Long-Term Exposure of Female Sheep to Physiologic Concentrations of Estradiol: Effects on the Onset and Maintenance of Reproductive Function, Pregnancy, and Social Development in Female Offspring
Biol Reprod 2006 75: 844-852. [Abstract] [Full Text] [PDF]  

Summary: In female sheep, reproductive neuroendocrine function and behavior can be altered by prenatal-lactational or postnatal estradiol exposure, yet normal reproductive function can be maintained.

Ovary:

Kei Miyakoshi, Melinda J. Murphy, Richard R. Yeoman, Siddhartha Mitra, Christopher J. Dubay, and Jon D. Hennebold

The Identification of Novel Ovarian Proteases Through the Use of Genomic and Bioinformatic Methodologies
Biol Reprod 2006 75: 823-835. [Abstract] [Full Text] [PDF]  

Summary: The unique and dynamic pattern of Prss35 and Prss23 gene expression suggests that these novel proteases play critical roles in the structural and cellular remodeling that occurs in the ovary through each reproductive cycle corpus luteum, follicle, granulosa cell, ovary, theca cell

Xavier Guéripel, Véronique Brun, and Alain Gougeon

Oocyte Bone Morphogenetic Protein 15, but not Growth Differentiation Factor 9, Is Increased During Gonadotropin-Induced Follicular Development in the Immature Mouse and Is Associated with Cumulus Oophorus Expansion
Biol Reprod 2006 75: 836-843. [Abstract] [Full Text] [PDF]  

Summary: The local factor BMP15, which is produced by the oocyte, is positively regulated by FSH in vivo; after hCG injection, BMP15 is released from the oocyte to the cumulus oophorus concomitantly with the preovulatory cumulus expansion

You-Qiang Su, Mette Nyegaard, Michael Toft Overgaard, Jie Qiao, and Linda C. Giudice

Participation of Mitogen-Activated Protein Kinase in Luteinizing Hormone-Induced Differential Regulation of Steroidogenesis and Steroidogenic Gene Expression in Mural and Cumulus Granulosa Cells of Mouse Preovulatory Follicles
Biol Reprod 2006 75: 859-867. [Abstract] [Full Text] [PDF]  

Summary: The surge of preovulatory LH induces the differential expression of Star, Cyp11a1, and Cyp19a1 essential for P4 and E2 synthesis in both cumulus and mural granulosa cells in a MAPK3/1-dependent pathway.

Nune Markosyan, Brandy L. Dozier, Frank A. Lattanzio, and Diane M. Duffy

Primate Granulosa Cell Response via Prostaglandin E2 Receptors Increases Late in the Periovulatory Interval
Biol Reprod 2006 75: 868-876. [Abstract] [Full Text] [PDF]  

Summary: In primate periovulatory granulosa cells, PTGER1, PTGER2, and PTGER3 receptors respond to PGE2 just before ovulation to mediate the essential ovulatory effects of PGE2.

Min Xu, Erin West, Lonnie D. Shea, and Teresa K. Woodruff

Identification of a Stage-Specific Permissive In Vitro Culture Environment for Follicle Growth and Oocyte Development
Biol Reprod 2006 75: 916-923. [Abstract] [Full Text] [PDF]  

Summary: The consistency of the alginate scaffolding affects folliculogenesis and oocyte development in vitro, with oocytes obtained from 0.25% alginate having the highest developmental competence as assessed by IVF and embryo culture follicular development, oocyte development

M.Y. Yang and J.E. Fortune

Testosterone Stimulates the Primary to Secondary Follicle Transition in Bovine Follicles In Vitro
Biol Reprod 2006 75: 924-932. [Abstract] [Full Text] [PDF]  

Summary: Testosterone stimulates the primary to secondary follicle transition in bovine ovarian tissue in vitro via an androgen receptor-mediated process

Pregnancy:

Anuja Dokras, Darren S. Hoffmann, Joshua S. Eastvold, Martha F. Kienzle, Lynn M. Gruman, Patricia A. Kirby, Robert M. Weiss, and Robin L. Davisson

Severe Feto-Placental Abnormalities Precede the Onset of Hypertension and Proteinuria in a Mouse Model of Preeclampsia
Biol Reprod 2006 75: 899-907. [Abstract] [Full Text] [PDF]  

Summary: The BPH/5 mouse strain spontaneously exhibits severe placental abnormalities prior to the onset of maternal preeclampsia symptoms, supporting the importance of early placental dysfunction in the pathogenesis of preeclampsia

Madhu Chauhan, Uma Yallampalli, Luckey Reed, and Chandrasekhar Yallampalli

Adrenomedullin 2 Antagonist Infusion to Rats During Midgestation Causes Fetoplacental Growth Restriction Through Apoptosis
Biol Reprod 2006 75: 940-947. [Abstract] [Full Text] [PDF]  

Summary: Adrenomedullin 2, a novel member of the CALCA/CALCB family of peptides, is involved in maintaining normal fetoplacental growth in rats

Reproductive Technology:

Manami Amanai, Shisako Shoji, Naoko Yoshida, Manjula Brahmajosyula, and Anthony C.F. Perry

Injection of Mammalian Metaphase II Oocytes with Short Interfering RNAs to Dissect Meiotic and Early Mitotic Events
Biol Reprod 2006 75: 891-898. [Abstract] [Full Text] [PDF]  

Summary: Short interfering RNAs injected into mature mII oocytes are effective in the subnanomolar range and function with multiple targets or when coinjected with sperm or somatic cell nuclei and were used here to disable reporter gene expression and dissect cell cycle regulation.

In Memoriam:

In Memoriam: Varadaraj Chandrashekar
Biol Reprod 2006 75: 954. [Full Text] [PDF]  

To see an article, click its [Full Text] or [PDF] link. To review many abstracts, check the boxes to the left of the titles you want, and click the 'Get All Checked Abstract(s)' button. To see one abstract at a time, click its [Abstract] link.