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Hormonal contraception and the risk of HIV acquisition

Morrison CS et al. 2007 AIDS

Background: Combined oral contraceptives (COC) and depot-medroxyprogesterone acetate (DMPA) are among the most widely used family planning methods; their effect on HIV acquisition is not known. Objec...

Infectious Disease RiskHIV AcquisitionProspective Cohort Study

Dietary fatty acid intakes and the risk of ovulatory infertility

Chavarro JE et al. 2007 The American Journal of Clinical Nutrition

Background: Pharmacologic activation of the peroxisome proliferator-activated receptor gamma (PPAR-gamma) improves ovulatory function in women with polycystic ovary syndrome, and specific dietary fatt...

DIR Jahrbuch 2006 (Deutsches IVF-Register Annual Report 2006)

Deutsches IVF-Register e.V. 2007 Deutsches IVF-Register Jahrbuch

Annual report (Jahrbuch) of the Deutsches IVF-Register (DIR) for treatment year 2006. DIR is the German national IVF/ICSI registry, founded 1982 — the oldest continuously operating ART registry. Volun...

Metformin reduces abortion in pregnant women with polycystic ovary syndrome

Khattab S et al. 2006 Gynecological Endocrinology : the Official Journal of the International Society of Gynecological Endocrinology

BACKGROUND: Women with polycystic ovary syndrome (PCOS) are considered to be at increased risk of miscarriage. Since metformin has beneficial effects on the risk factors contributing to first-trimeste...

MetforminMiscarriage PreventionPCOS Outcomes

FSH and bone--important physiology or not?

Prior JC 2006 Trends in Molecular Medicine

For many years, osteoporosis in women was equated with estrogen deficiency. The recent articles by Zaidi and colleagues offer a new challenge to the estrogen-deficiency-osteoporosis hypothesis by show...

FSH and Bone ResorptionFSH PhysiologyEstrogen Deficiency Paradigm

What is the number of older Canadians needed to screen by measurement of bone density to detect an undiagnosed case of osteoporosis? a population-based study from CaMos

Anna M Sawka et al. 2006 Journal of Clinical Densitometry : the Official Journal of the International Society for Clinical Densitometry

Routine bone mineral densitometry (BMD) screening has been recommended for women aged >or=65 yr (Osteoporosis Canada [OC], International Society for Clinical Densitometry [ISCD], Canadian and United S...

Population-Based BMD TestingOsteoporosis PrevalencePopulation-Based Screening

Perimenopause lost—reframing the end of menstruation

Prior et al. 2006 Journal of reproductive and infant psychology

Ordinary women and official statements confuse and conflate perimenopause—the long, complex, life phase of higher and chaotic estrogen levels—with the low and stable estrogen levels of menopause. This...

Hormonal CharacterizationEstrogen in PerimenopauseWomen's Health Paradigms

Measuring fecundity with standardised estimates of expected pregnancies

Mikolajczyk RT et al. 2006 Paediatric and Perinatal Epidemiology

Approaches to measuring fecundity include the assessment of time to pregnancy and day-specific probabilities of conception (daily fecundities) indexed to a day of ovulation. In this paper, we develop ...

Fecundity MeasurementDay-Specific Conception ProbabilitiesFertility Cycle Data Analysis

Estimation of the day-specific probabilities of conception: current state of the knowledge and the relevance for epidemiological research

Lynch CD et al. 2006 Paediatric and Perinatal Epidemiology

Conception, as defined by the fertilisation of an ovum by a sperm, marks the beginning of human development. Currently, a biomarker of conception is not available; as conception occurs shortly after o...

Day-Specific Conception ProbabilitiesBiomarkers and Proxy MeasuresPericonceptional Window Assessment

The case against ergocalciferol (vitamin D2) as a vitamin supplement

Houghton LA et al. 2006 The American Journal of Clinical Nutrition

Supplemental vitamin D is available in 2 distinct forms: ergocalciferol (vitamin D2) and cholecalciferol (vitamin D3). Pharmacopoeias have officially regarded these 2 forms as equivalent and interchan...

Supplementation FormsErgocalciferol vs CholecalciferolNarrative Review

BRCA1 and BRCA2 mutation carriers, oral contraceptive use, and breast cancer before age 50

Haile RW et al. 2006 Cancer Epidemiology, Biomarkers & Prevention : a Publication of the American Association for Cancer Research, Cosponsored by the American Society of Preventive Oncology

Background: Understanding the effect of oral contraceptives on risk of breast cancer in BRCA1 or BRCA2 mutation carriers is important because oral contraceptive use is a common, modifiable practice. ...

Genetic Risk FactorsCancer RiskCancer Epidemiology

Knowledge, attitude and practice of natural family planning methods in a population with poor utilisation of modern contraceptives

Audu BM et al. 2006 Journal of Obstetrics and Gynaecology : the Journal of the Institute of Obstetrics and Gynaecology

Sub-Saharan Africa has one of the highest fertility rates in the world, which is further promoted by the low utilisation of modern contraceptive methods. Yet, many communities claim to have traditiona...

Knowledge Attitude PracticeRhythm MethodDeveloping Countries

Melatonin induces apoptosis in human neuroblastoma cancer cells

García-Santos G et al. 2006 Journal of pineal research

Low concentrations (nanomolar) of melatonin had been previously shown to inhibit cell proliferation in several cancer cell lines as well as in experimental animal models. Additionally, cell growth inh...

Reduced fertility among overweight and obese men

Sallmén M et al. 2006 Epidemiology (Cambridge, Mass.)

BACKGROUND: Overweight and obese men have been reported to have lower sperm counts and hormonal changes, but data are lacking regarding effects on couple fertility. METHODS: We examined the relations...

Hormone-related risk factors for breast cancer in women under age 50 years by estrogen and progesterone receptor status: results from a case-control and a case-case comparison

Ma H et al. 2006 Open Access Breast Cancer Research : BCR

Introduction: It has been suggested that hormonal risk factors act predominantly on estrogen receptor and progesterone receptor (ER/PR)-positive breast cancers. However, the data have been inconsisten...

Contraception/ComparisonGeneral OB/GYNReproductive Endocrinology

Overt and 'subclinical' hypothyroidism in women

Wartofsky L et al. 2006 Obstetrical & Gynecological Survey

Thyroid disease in general, and hypothyroidism in particular, are very common in women. In the USA, the most common cause of primary thyroid deficiency is on an autoimmune basis due to lymphocytic (Ha...

HypothyroidismSubclinical HypothyroidismThyroid Dysfunction

The biology of human sex differences

Stanford JB 2006 The New England Journal of Medicine

To the Editor: In the discussion of biologic differences between male and female fertility (April 6 issue),1 Federman states that women are fertile for only 12 hours each month. Although the egg is vi...

Fertile WindowSperm TransportFertility Window Duration

Usefulness of monitoring fertility from menarche

Vigil P et al. 2006 Journal of Pediatric and Adolescent Gynecology

The concept of the ovarian cycle as a continuum considers that all types of ovarian activity encountered during the reproductive life are responses to different environmental conditions in order to en...

Adolescent HealthMenarche MonitoringCervical Mucus Patterns

Variability in the phases of the menstrual cycle

Fehring RJ et al. 2006 Journal of Obstetric, Gynecologic, and Neonatal Nursing : JOGNN

Objective: To determine variability in the phases of the menstrual cycle among healthy, regularly cycling women. Design: A prospective descriptive study of a new data set with biological markers to es...

Phase Length DistributionOvulation Day EstimationElectronic Fertility Monitors

Cervical mucus symptom and daily fecundability: first results from a new database

Colombo B et al. 2006 Statistical Methods in Medical Research

With the collaboration of Italian centres providing services on natural family planning, a prospective study collected data on 2755 menstrual cycles of 193 women. A database was constructed using info...

Fecundability EstimationFertile Window IdentificationFertility Databases

The origin of informed consent

Mallardi V 2006 Acta Otorhinolaryngologica Italica : Organo Ufficiale Della Societa Italiana Di Otorinolaringologia E Chirurgia Cervico-facciale

The principle of informed consent, aimed at the lawfulness of health assistance, tends to reflect the concept of autonomy and of decisional autodetermination of the person requiring and requesting med...

Historical DevelopmentMedical Decision Making

The reproductive significance of human Fallopian tube cilia

Lyons RA et al. 2006 Human Reproduction Update

Effective tubal transport of ova, sperm and embryos is a prerequisite for successful spontaneous pregnancy. Although there is much yet to be discovered about the mechanisms involved, it is evident tha...

Ciliary FunctionGamete TransportCiliary Dysfunction
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