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Maiga Hamidou - - 2013
A better knowledge of the different parameters that account for male mating success in the wild is critical to the development of genetic control strategies. In this study, we measured energy budgets (total sugar and glycogen) as the daily energetic investment in swarming males of An. gambiae s.s. M and ...
Gismondi E - - 2013
To investigate xenobiotic impacts on organism physiology, several studies involve biomarker assessment. However, most studies do not take into account the toxic effect on both males and females. Here, we have investigated the influence of gender on the detoxification response (reduced glutathione, metallothionein, γ-glutamylcystein ligase and carotenoid), energy reserves (protein, ...
Kakinuma Yoshihiko - - 2013
BACKGROUND: Oestrogen is known to play a cardioprotective role in cardiovascular diseases, as demonstrated in a number of animal studies. However, few human studies have investigated sex-based differences with regard to cardiac glucose uptake using (18)F-fluorodeoxyglucose-positron emission tomography/computed tomography (FDG-PET/CT). METHODS: Therefore, we evaluated healthy male and female subjects who ...
Wijsman C A - - 2012
AIMS/HYPOTHESIS: Glucose metabolism marks health and disease and is causally inferred in the aging process. Ambulant continuous glucose monitoring provides 24-hour glucose rhythms under daily-life conditions. We aimed to describe ambulant 24-hour glucose rhythms measured under daily-life condition in relation to calendar and biological age in apparently healthy individuals. METHODS: ...
Maïga Hamidou H Institut de Recherche en Sciences de la Santé/Centre Muraz, Bobo-Dioulasso, Burkina Faso. - - 2012
Anopheles gambiae mates in flight. Males gather at stationary places at sunset and compete for incoming females. Factors that account for male mating success are not known but are critical for the future of any genetic control strategy. The current study explored variations in nutritional reserves (sugars, glycogen, lipids, and ...
Andrade Gilberto S - - 2012
The knowledge on ovigeny in parasitoids is important for basic studies on physiology and applied biological control. The ovigeny pattern and type of ovariole of the parasitoid Palmistichus elaeisis Delvare & LaSalle (Hymenoptera: Eulophidae) were studied in newly-emerged females at seven, 14, 24 and 48 h intervals after their emergence ...
Chen Yinguang - - 2012
The effects of AgNPs and Ag(+) (0-5mg/L) on wastewater enhanced biological phosphorus removal (EBPR) were investigated. The phosphorus removal efficiency was maintained at 99% no matter what the concentrations of AgNPs were, but it was decreased to 48.8% at Ag(+) of 1mg/L, and no net phosphorus was removed at Ag(+) ...
Bang Alok - - 2012
Colonies of the primitively eusocial wasp Ropalidia marginata consist of a single egg layer (queen) and a number of non-egg-laying workers. Although the queen is a docile individual, not at the top of the behavioral dominance hierarchy of the colony, she maintains complete reproductive monopoly. If the queen is lost ...
Dynlacht Joseph R - - 2012
Age at the time of exposure to sparsely ionizing radiation has been established as a key determinant of radiation cataractogenesis. However, while some reports suggest that the lenses of the young are hypersensitive, data from older studies are often conflicting and somewhat difficult to interpret when the radioresponse of young ...
To William W K - - 2012
To evaluate whether there are any differences in bone mineral density (BMD) between normal weight and obese adolescents suffering from polycystic ovary syndrome (PCOS) with oligo/amenorrhea. Prospective cohort study. Adolescent gynecology clinic in a general service hospital. Subjects consisted of adolescents between 16 to 18 years of age presenting with ...
Nakamura M - - 2012
Amphibians have 2 genetic sex-determining systems, one with male (XX/XY) and one with female (ZZ/ZW) heterogamety. While the ancestral state of sex-determination is thought to be female heterogamety, male and female heterogametic types were probably once interchangeable. The Japanese frog Rana rugosa has both XX/XY and ZZ/ZW systems within a ...
Abraham M Celina - - 2012
ABSTRACT: BACKGROUND: There is a discrepancy in the reproductive performance between different cattle breeds. Using abattoir-derived ovaries and data base information we studied the effects of breed on in vitro fertilization and early embryo development. METHODS: The in vitro developmental competence of oocytes from cattle (n = 202) of Swedish ...
Sanches Gustavo S - - 2012
Ovarian development and egg maturation are essential stages in animal reproduction. For bisexual ixodid ticks, copulation is an important prerequisite for the completion of the gonotrophic cycle. In this study, we aimed to characterize the morpho-histological changes in the ovary and oocytes of the tick Rhipicephalus sanguineus, together with the ...
Colonello J C - - 2012
This study provides information on the reproduction of spotback skate Atlantoraja castelnaui. A total of 232 individuals (119 females and 113 males) were obtained from surveys carried out between 2003 and 2006, from the south-west Atlantic Ocean, between 34 and 42° S and <50 m deep; another 514 specimens (241 ...
Juchno Dorota - - 2012
In this paper we report for the first time the results of histology of the golden loach (S. baltica) gonads (25 females and 8 males) and absolute fecundity of females from the Bug River during the reproductive season. The golden loach has an asynchronous ovary and spawns in batches. The ...
Glintborg D - - 2012
Clinical manifestations and metabolic risk factors may differ according to age in patients with polycystic ovary syndrome (PCOS). Therefore, a retrospective trans-sectional study in academic tertiary-care medical center was designed. A cohort of 446 premenopausal, Caucasian women (age range 15-49 years) with PCOS were divided into 4 subgroups according to ...
Liu Jinmiao - - 2012
BACKGROUNDOvarian aging is associated with declining numbers and quality of oocytes and follicles. Oxidative stress by reactive oxygen species (ROS) contributes to somatic aging in general, and also has been implicated in reproductive aging. Telomere shortening is also involved in aging, and telomeres are particularly susceptible to ROS-induced damage. Previously, ...
Tang Patricia - - 2012
PURPOSE: We hypothesize that the USP induction port may de-agglomerate carrier-free powder emitting from dry powder inhalers (DPIs). METHODS: Aerosols emitting from a range of DPIs (Spinhaler(®), Turbuhaler(®) and Osmohaler(TM)) and induction ports (USP throat, straight tube, Alberta idealized mouth-throat geometry (AG)) were sized by laser diffraction. Total drug recovery ...
Correia A T - - 2012
The chemistry of black seabream Spondyliosoma cantharus otoliths from three main fishery grounds (Olhão, Sagres and Sesimbra) located along c. 400 km of the Portuguese south and west coasts was examined. Element:Ca ratios were determined in whole otoliths and otolith cores of young adult specimens of 2-3 years of age. ...
Berg Anne T - - 2012
Epidemiologic studies generally show an increase in the risk of epilepsy starting around 60-70 years of age, yet relatively little is known about the burden of epilepsy in the elderly or demographic factors associated with its occurrence. In this issue of Neurology®, Faught et al.(1) provide a national estimate of ...
Fujiya Wataru - - 2012
The accretion of small bodies in the Solar System is a fundamental process that was followed by planet formation. Chronological information of meteorites can constrain when asteroids formed. Secondary carbonates show extremely old (53)Mn-(53)Cr radiometric ages, indicating that some hydrous asteroids accreted rapidly. However, previous studies have failed to define ...
Perdichizzi Anna - - 2012
The reproductive features of the giant red shrimp, Aristaeomorpha foliacea, were investigated in the southern Tyrrhenian sea by experimental trawl sampling. The annual length-frequency distribution showed a multimodal trend in females, ranging between 16 and 67 mm carapace length (CL), and a unimodal trend in males (18-45 mm CL). Mature ...
Stansfield Fiona J - - 2012
Follicle numbers and developing ovarian morphology, particularly with reference to the presence of interstitial tissue, are intimately linked within the ovary of the African elephant during the period spanning mid-gestation to puberty. These have not been previously quantified in any studies. The collection of 7 sets of elephant fetal ovaries ...
de Araújo Andréa Soares - - 2012
The reproductive biology and the gonadal development cycle of the Neotropical cichlid fish, Crenicichla menezesi, is described. This species exhibits sexual dimorphism only during the spawning season. First sexual maturity of females is attained earlier than the males. Both macroscopic and histological investigations of ovaries and testes revealed four stages ...
Cantekin Kenan - - 2011
  The aim of this study was to investigate whether or not the Greulich-Pyle (GP) method is adequate for Turkish children. A group of 767 individuals (425 girls and 342 boys) between 7 and 17 years were studied. Bone age (BA) from plain radiographs of left hands and wrists by GP ...
Minhat Halimatus Sakdiah - - 2011
Leisure participation has been proven to be beneficial and has a positive link to successful ageing. This study aims to explore the sociodemographic determinants of leisure participation among the Malaysian elderly. A cross-sectional study was conducted among persons aged 60 years and above, purposively selected from eight health clinics in the ...
Spassov N - - 2011
A hominid upper premolar was discovered in the Azmaka quarry, near Chirpan (Bulgaria). The associated fauna, especially the co-occurrence of Choerolophodon and Anancus among the proboscideans, and Cremohipparion matthewi and Hippotherium brachypus among the hipparions, constrains the age of the locality to the second half of the middle Turolian (ca. ...
Han Myoungseok - - 2011
This study was performed to identify whether growth and differentiation factor-9 (GDF-9) and transforming growth factor-β1 (TGF-β1) expressions would be lower in the follicular fluid (FF) of those over age 35 who underwent IVF than under age 35. A total of 24 IVF cycles (20 patients) were included in this ...
Tohno Yoshiyuki - - 2011
To elucidate characteristics of the three ligaments constituting the spring ligament complex from a viewpoint of elements, the authors investigated age-related changes of elements, relationships among their elements, relationships among ligaments in the elements, and gender differences in the three ligaments of the spring ligament complex, the superomedial calcaneonavicular (SMCN), ...
Khatri Rakesh - - 2012
Data derived from prospective randomized clinical trials suggest differential comparative benefit between carotid angioplasty and stent (CAS) placement and carotid endarterectomy (CEA) in various age strata. We sought to investigate the impact of age on outcomes of CAS and CEA in general practice. We analyzed the data from the Nationwide ...
Malina Robert M - - 2011
Problems with accurate chronological age (CA) reporting occur on a more or less regular basis in youth sports. As a result, there is increasing discussion of age verification. Use of 'bone age' or skeletal age (SA) for the purpose of estimating or verifying CA has been used in medicolegal contexts ...
Dong Mamie H - - 2012
An increased level of alanine aminotransferase (ALT) is a marker of liver injury. The mean ALT level has been reported to decrease with age; we performed a longitudinal analysis to determine whether serum levels of ALT changes with age among community-dwelling, older adults in the US. We analyzed clinical data ...
Voeks Jenifer H - - 2011
High stroke event rates among carotid artery stenting (CAS)-treated patients in the Carotid Revascularization Endarterectomy Versus Stenting Trial (CREST) lead-in registry generated an a priori hypothesis that age may modify the relative efficacy of CAS versus carotid endarterectomy (CEA). In the primary CREST report, we previously noted significant effect modification ...
Pirojsakul Kwanchai - - 2011
To evaluate the clinical course of children with primary distal renal tubular acidosis and to determine parameters correlated with the outcomes. A retrospective review of medical records was carried out. The parameters at initial diagnosis and the last visit were collected including height standard deviation score (SDS), weight SDS, ultrasonography ...
Nazir Fouzia - - 2011
To review different clinical endocrine manifestation of polycystic ovarian syndrome in adolescent girls. A descriptive study was conducted in Holy Family Hospital, Rawalpindi, Pakistan from Nov 2001 to Oct 2002. Adolescent girls diagnosed with polycystic ovaries on ultrasound seen in the out patients department for menstrual problems were included in ...
Johnson K J - - 2011
Carcinomas in children are rare and have not been well studied. We conducted a population-based case-control study and examined associations between birth characteristics and childhood carcinomas diagnosed from 28 days to 14 years during 1980-2004 using pooled data from five states (NY, WA, MN, TX, and CA) that linked their ...
Hua Yinan - - 2011
Aging is often accompanied with geometric and functional changes in the heart, although the underlying mechanisms remain unclear. Recent evidence has described a potential role of Akt and autophagy in aging-associated organ deterioration. This study was to examine the impact of cardiac-specific Akt activation on aging-induced cardiac geometric and functional ...
Oron Tal - - 2011
OBJECTIVE: To assess the interrelationship between extent of adrenarche at presentation in girls with precocious adrenarche (PA) born appropriate for gestational age and their growth pattern, pubertal course and adult height. STUDY DESIGN: We reviewed clinical and laboratory data from medical charts of 85 girls with PA aged 5.0 to ...
Gorzelak Przemysław - - 2011
Until recently, it has been assumed that pelagic crinoids, the roveacrinids (Roveacrinida, Crinoidea), became extinct during the Cretaceous-Paleogene boundary event. Recent finds of well-preserved roveacrinidal remains (brachials and radials) in the Danian (Early Paleogene) of Poland showed that they survived into the earliest Cenozoic. This group was thus characterized as ...
Garriguet Didier D Health Analysis Division, Statistics Canada, Ottawa, Ontario, K1A 0T6. - - 2011
Osteoporosis is a bone disease that predisposes to fractures. Sufficient intake of calcium and vitamin D is recommended for prevention and treatment. Based on 28,406 respondents aged 50 or older to the 2009 Canadian Community Health Survey (CCHS)--Healthy Aging, the population who reported being diagnosed with osteoporosis is profiled. Analysis ...
Yin Jun-Hua - - 2011
Objective:  Because of rapid alterations in life style and the incidence of metabolic syndrome (MetS), the prevalence of carotid atherosclerosis (CA) and carotid plaque (CP) may increase in China. We aimed to evaluate the prevalence of CA and CP as well as its relation to MetS in an East Chinese ...
Guo Hong-Yi - - 2011
The Yangtze River estuary is the main production area of Anguilla japonica in China, as well as the only existing fishery area for adult eels. Japanese eels are distributed in the main rivers and many tributaries from the Yangtze River estuary to the upper Jinsha River, which extend to nearly ...
Hatch Fiona - - 2011
Aging is an inevitable time-dependent progression associated with a functional decline of the cardiovascular system even in 'healthy' individuals. Age positively correlates with an increasing risk of cardiac problems including arrhythmias. Not only the prevalence but also the severity of arrhythmias escalates with age. The reasons for this are multifactorial ...
Best John R - - 2011
This study examined age-related changes in complex executive function (EF) in a large, representative sample (N = 2,036) aged 5 to 17 using the Cognitive Assessment System (CAS; Naglieri & Das, 1997a). Relations between complex EF and academic achievement were examined on a sub-sample (N = 1,395) given the Woodcock-Johnson ...
Siebenrock K A - - 2011
The prevalence of a cam-type deformity in athletes and its association with vigorous sports activities during and after the growth period is unknown. We therefore compared the prevalence and occurrence of a cam-type deformity by MRI in athletes during childhood and adolescence with an age-matched control group. We retrospectively reviewed ...
Martineau Joëlle - - 2011
The purpose of this study was to determine whether baseline pupil size and pupil responses during visual scanning with eye-tracking technology could discriminate children with Autism Spectrum Disorder (ASD) from mental age-matched and chronological age-matched controls. To this end, we used stimuli consisting in still color photographs presented centrally to ...
Huybrechts Sofie Am - - 2011
OBJECTIVES: Carotid-femoral pulse wave velocity (PWV) is the gold standard method for determination of arterial stiffness. PWV is assessed by dividing travelled distance by travel time. Standardization and validation of the methodology for travelled distance measurement is of crucial importance. The aim of the current investigation was to standardize and ...
Ferring Reid - - 2011
The early Pleistocene colonization of temperate Eurasia by Homo erectus was not only a significant biogeographic event but also a major evolutionary threshold. Dmanisi's rich collection of hominin fossils, revealing a population that was small-brained with both primitive and derived skeletal traits, has been dated to the earliest Upper Matuyama ...
Wang Chia-Hui - - 2011
A massive fish kill of approximately 50 tons of flathead grey mullet (Mugil cephalus) occurred in August 2006 in the Tanshui River, northern Taiwan. To clarify the origin of these mullets, 42 individuals were randomly collected to determine their ages by reading otolith annuli and to measure the trace elements ...
Wei Zhenbo - - 2011
A voltammetric electronic tongue (VE-tongue) was developed to discriminate the difference between Chinese rice wines in this research. Three types of Chinese rice wine with different marked ages (1, 3, and 5 years) were classified by the VE-tongue by principal component analysis (PCA) and cluster analysis (CA). The VE-tongue consisted ...
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