developmental biology of the placenta

... the number of founder cells, the time of onset of corticogenesis, the duration of the cell division cycle, the duration of the period of neurogenesis, the modes of cell division, the number of ... much less than the rest of the body The variety of face shapes in the diĂerent breeds of dog, which are all members of the same species, also provides a good example of the eĂects of diĂerential ... membrane) to the inner ear In the reptilian ancestors of mammals, the joint between the skull and the lower jaw was between the quadrate bone of the skull and the articular bone of the lower jaw,...

Ngày tải lên: 08/04/2014, 12:56

... influence the affinities of La or CNBP for the 5¢ UTR, and the alternative binding of these proteins may lead, either alone or together with additional factors, to differential effects on the translation ... modify the CNBP binding capability for either L4 5¢ UTR or Comp-CT nucleic acid probes Moreover, the conservation of the nucleic acid binding activity suggests that the replacement of the Ser ... binding to the purine-rich strand of the CT element from the human c-myc promoter, opposite to hnRNP K that binds to the pyrimidinerich strand These interactions determine the formation of an open...

Ngày tải lên: 16/03/2014, 12:20

... Over 80 Years of Research Expertise Over 80 Years of Research Expertise Leveraging the power of genetics in the search for cures to human disease search for cures to human disease Nonprofit research institute founded in  ... Resorption of fetuses of fetuses – Cannibalism of litters • Health status Health status • Seasonal effects Seasonal variation in inbred mice Seasonal variation in inbred mice Month of the year ... Cook MJ.  1965.  The Anatomy of the Laboratory Mouse http://www.informatics.jax.org/cookbook/ Sperm Production Sperm Production • Diploid spermatogonial stem cells – lifetime supply  • 12 stages of spermatogenesis...

Ngày tải lên: 22/03/2014, 12:20

... The rectangular part of the plot extends from the lower to the upper quartile; the centre lines within each box show the location of the sample medians; the crosses within each box indicate the ... 1990) The present work aims to study the reproductive biology of the marbled goby in the Aegean; more specifically to study the sex ratio, time of spawning, fecundity, and size at maturity of the ... goodness -of- fit test was undertaken to compare the sex ratios at each monthly sampling or within the size groups with the hypothesized sex ratio of 1:1 The gonadosomatic index (GSI), which describes the...

Ngày tải lên: 22/03/2014, 12:20

... The larval development of the prawns Macrobrachium equidens and Macrobrachium sp (Decapoda : Palaemonidae), reared in the laboratory Journal of Zoology Proceedings of the Zoological Society of ... der Wissenschaften Mathematisch-Naturwissenschaftliche Classe Wien 45: 389426 Holthuis, L B (1950) The Decapoda of the Siboga Expedition Part 10 The Palaemonidae collected by the Siboga and Snellius ... Decapoda) from the Xishuangbanna region of Yunnan province, southern China Hydrobiologia, 400: – 41 Cai, Y & P K L Ng (2001) The freshwater decapod crustaceans of Halmahera, Indonesia Journal of Crustacean...

Ngày tải lên: 02/04/2014, 09:20

... area in the dorsal region of the cranial wall of the third endodermal pouch while the caudal portion of the very same pouch develops into the thymus which is involved in the maturation of the immune ... from the human PTH cDNA sequence15 and later confirmed by the determination of the structure of the human gene.16 The amino acid sequence of the rat pre-peptide was derived from the sequence of the ... over 200 bp of the intron, similar to the homology in the other non-translated regions of the genes The rat intron A is only 55-57% homologous to the other species The sequences of introns are...

Ngày tải lên: 08/04/2014, 12:52

... incorporation was assessed by the disappearance of the radiolucent line between graft and host bone and the remodelling of the inner structure of the bone graft Coverage of the socket by bone graft ... edge of the graft The bone coverage of the socket was not affected and all implants appeared radiologically and clinically stable According to the DeLee/Charnley zones, the coverage of the socket ... likelihood of osteoporosis Graft orientation in relation to the host bone is of utmost importance We always try to bring the subchondral sclerotic part of the graft in contact with the sclerosis of the...

Ngày tải lên: 20/06/2014, 04:20

... incorporation was assessed by the disappearance of the radiolucent line between graft and host bone and the remodelling of the inner structure of the bone graft Coverage of the socket by bone graft ... edge of the graft The bone coverage of the socket was not affected and all implants appeared radiologically and clinically stable According to the DeLee/Charnley zones, the coverage of the socket ... likelihood of osteoporosis Graft orientation in relation to the host bone is of utmost importance We always try to bring the subchondral sclerotic part of the graft in contact with the sclerosis of the...

Ngày tải lên: 20/06/2014, 07:20

... materials along the inside of their axons, or the blood supply that nourishes them from the outside The loss of vision results from the death of these nerve cells The hardness of the eye to touch ... interface of the cornea (the clear front surface of the eye), than at the fluid– tissue–fluid interface of the lens Thus, two‐third of the focusing of light is done by the cornea and only one‐third by the ... glaucoma, the pressure increase in the aqueous humor in the front of the eye is transmitted to the back of the eye Although the pressure increase is caused by events in the front of the eye, the damage...

Ngày tải lên: 27/06/2014, 10:20

... drawn from the centre of the head to the lateral edge of the acetabulum on antero-posterior radiographs of the pelvis [25] The acetabular index was measured as described by Sharp, between the inter-tear ... polymorphism at these loci and the presence of DDH and PPA We also explored the effect of genotype on acetabular morphology and severity of the conditions Patients and methods Hypothetically, it ... severity of DDH Our results are indicative, rather than conclusive, of the association between developmental dysplasia of the hip and oestrogen and vitamin D receptor polymorphisms in the studied...

Ngày tải lên: 11/08/2014, 08:21

... nodule on the maternal surface of the otherwise normal placenta The tumor has been separated from its original site in the placenta Page of (page number not for citation purposes) Journal of Medical ... Primary neoplasms of the placenta may originate from trophoblastic or mesenchymal tissues The latter includes the most common benign vascular tumor of the placenta, the chorangioma In the literature, ... responsible for the care of the patient EP performed the histological examination of the placenta MK has made substantial contributions to data analysis and performed the chromosome studies of the tumor...

Ngày tải lên: 11/08/2014, 17:21

... moderate lateral displacement of the femoral head, without loss of contact of the head with the acetabulum, up to complete dislocation of Page of the femoral head from the acetabulum [32] Control ... proliferation of perichondrial cells, and then delay the development of skeletal components; and it may also deduce the proliferation of fibroblast cells in tendon and fascia, and then loosen the tendon ... repeat; DDH, developmental dysplasia of the hip applying the Bonferroni correction No significant differences were observed in any other alleles for comparisons of one allele vs all the remaining...

Ngày tải lên: 12/08/2014, 15:22

... studied the differential gene expression in the liver of P annectens at the end of the induction phase and the beginning of the maintenance phase Their results confirmed the importance of reconstruction ... organs in the lungfishes necessary for survival However, to date, there is a dearth of knowledge on the molecular biology of the lung of any lungfish species Therefore, the first objective of this ... level of airway surface liquid, a thin (10-30 µm) layer of fluid covering the luminal surface of the airway epithelium, is critical for the protection of the airway epithelium For transepithelial...

Ngày tải lên: 09/09/2015, 17:55

... each other in parental care The grey bar indicates the k value of the thief with the genetic father where the white 18 | P a g e bar refers to the k value of the thief with the genetic mother The ... attainable size, big and long fins of the RG1 and the intense colouration of the MG One of the shortfalls of the hybrid is the large variation of phenotypes produced in their offsprings which is common ... Figure 12: The breeding cycle of the Asian arowana in the farm The graph shows the total production in terms of number of batches（dotted line）and number of offspring (solid line) for the three...

Ngày tải lên: 14/09/2015, 08:49

... Tgfb3 is expressed  in  the MEE  of the palatal  shelves  during  palatal  fusion,  and  is  required  for  the adhesion  of the MEE  and  the disruption  of midline  epithelial  seam  of the palatal  ... been postulated that the basic patch  adjacent to the L3  loop of R­Smad  is responsible  for the binding of the phosphorylated  GS  region  of the TβR­I  (Wu  et  al.,  2000).    This  postulation  is  further  ... Molecular characterization and developmental analysis of the TGF Beta 3 gene in zebrafish  Chapter 1  Introduction  1.1 Background/Significance  The anatomy  of the head  forms  the most  sophisticated  part  of the ...

Ngày tải lên: 14/09/2015, 18:03

... Next, the CERHR prepares the NTP-CERHR monograph The NTP-CERHR monograph includes the NTP brief on the chemical evaluated, the expert panel report, and all public comments The goal of the NTP ... approximately 58% of what was inhaled was retained in the body Twelve percent of the initial body burden was in the gut and 85% was in the lung Seventy-three percent of the dose to the lung was cleared ... dose-dependent amounts The parent compound increased from 30 to 55 and 60% after doses of 0.1, 11, and 1,000 mg/kg, and the percentage of the oxidative derivative of the monoester and of MIDP at the same doses...

Ngày tải lên: 13/02/2014, 10:20

... Replication of these findings and further study of the linkage of early and late occurring events will be important in establishing a better understanding of any longterm consequences of exposures of the ... variation in the developmental profile, e.g., rate and extent of metabolic capacity, would be observed at the population level The issue of sulfation is also important given the role of sulfation ... behavior (128), but the specific functions of this brain region in rats, and therefore the impact of loss of sexual dimorphism, remain unclear Research on the effects of bisphenol A on the brain and...

Ngày tải lên: 05/03/2014, 16:20

... between the worlds of ideas and of experimental data The world of ideas includes theories, hypotheses, human knowledge and any other mental constructs, while the world of data consists of experimental ... structural biology) that denes the participants in the process of interest and the (qualitative) nature of the interactions between them; then we try to develop equations, preferably mechanistic rather ... we have the postgenomic parts list of the genes and proteins (though not yet the metabolites) of most organisms of immediate interest, for working biologists to incorporate the skills of the numerical...

Ngày tải lên: 07/03/2014, 12:20

... on the sample (data not shown) We also analyzed the immunohistochemical localization of the enzyme in the kidney of Wistar Kyoto rats with immunoreactivity detected in the distal tubules of the ... was then analyzed To examine whether the enzyme is localized in the membrane, we Fig Detection of the immunoreactivity of P-LAP in the human renal cortex After incubation with 20 lgÆmL)1 of affinity-purified ... fractionated close to the top of the gradient, suggesting the low-density nature of the AQP-2-containing vesicles On the other hand, P-LAP fractionated differently and was recovered mainly in the high-density...

Ngày tải lên: 08/03/2014, 02:20

... and Gertler 2004) Another Lofgren & Benner The Political Economy of the ‘New Biology – preliminary draft only core theme in the understanding of the role of the state in the knowledge-based economy ... Lofgren & Benner The Political Economy of the ‘New Biology – preliminary draft only The Political Economy of the ‘New Biology : Biotechnology and the Competition State Abstract The central ... where the role of the state is central in all major aspects of the innovation process There are however striking differences between the structure of the Nordic bio-industries as well as their...

Ngày tải lên: 13/03/2014, 21:59