What's the difference between apposition and juxtaposition?

Apposition


Definition:

  • (n.) The act of adding; application; accretion.
  • (n.) The putting of things in juxtaposition, or side by side; also, the condition of being so placed.
  • (n.) The state of two nouns or pronouns, put in the same case, without a connecting word between them; as, I admire Cicero, the orator. Here, the second noun explains or characterizes the first.

Example Sentences:

  • (1) Interaction of viable macrophages with cationic particles at 37 degrees C resulted in their "internalization" within vesicles and coated pits and a closer apposition between many segments of plasmalemma than with neutral or anionic substances.
  • (2) Close apposition of macrophages and lymphocytes was observed, and cellular contact was demonstrated.
  • (3) The development of the first molar was examined from the dental lamina stage through apposition.
  • (4) We postulate that the apposition of trophotaenial epithelium to the internal ovarian epithelium constitutes a placental association equivalent to a noninvasive, epithelioform of an inverted yolk sac placenta.
  • (5) Histologic examination of different levels of the nutrient arteries revealed many intraosseous pathologic vascular changes in apposition to the ischemic episode of the femoral head.
  • (6) The tibial shafts of OVX rats compared to SHAM controls showed elevated periosteal mineral apposition rate and endocortical bone formation parameters.
  • (7) 1,25 (OH)2D3 was expected to stimulate mineral apposition rate of alveolar bone on the tension side.
  • (8) Histologic study showed that the growth of transplanted auricular cartilage is achieved jointly by two mechanisms, namely interstitial growth and appositional growth.
  • (9) Bone ingrowth was greatest when hydroxylapatite was in direct apposition to bone.
  • (10) It is an eerily apposite image from the year the outbreak of the Spanish civil war inaugurated a new age of slaughter.
  • (11) Furthermore, after four months of skeletal inactivity, bone mass and other parameters of osseous metabolism, including bone formation and mineral apposition rates were unchanged over summer values.
  • (12) Regions of severe degeneration were characterized by the complete loss of the photoreceptors and apposition of the external limiting membrane to the retinal pigment epithelium.
  • (13) In the present experiments, neurons were plated together in close apposition as pairs or as triads, with the tip of one Retzius cell touching the soma of another.
  • (14) Plasma membranes of ovarian luteal and adrenal cortical cells from "microvillar channels," a unique extracellular compartment formed by the close apposition of flattened microvillar surfaces.
  • (15) Appositional rates were calculated from measurements of distance between fluorescent mineralized tissue markers.
  • (16) The different levels of magnesium in the diets of the cows had no significant effects on the numbers of osteons which were labelled nine weeks, five weeks or one week before parturition, or on the numbers of osteons which took more than one label or on the bone apposition rate.
  • (17) A specific, consistent pattern of bone apposition and resorption was observed after advancement genioplasty.
  • (18) Thus, for implants utilizing direct bone apposition fixation, it appears that of the parameters investigated, implant surface texture is the most significant.
  • (19) The signal for RBC removal: in analogy with a recent model for recognition and removal of oxidant-stressed or senescent RBC, we propose removal of fava bean damaged RBC be mediated by apposition of antiband 3 antibodies and complement C3 fragments, recognized as non-self recognition signal by monocytes and macrophages.
  • (20) Most notably, canaliculi are often present at appositional membranes which are flanked by abundant gap and tight junctions.

Juxtaposition


Definition:

  • (v. i.) A placing or being placed in nearness or contiguity, or side by side; as, a juxtaposition of words.

Example Sentences:

  • (1) It appears that the transcriptional activation of the rearranged epo gene in IW32 cells has been mediated by a translocation event which has served to bring the epo gene into close juxtaposition to this transcriptionally active gene.
  • (2) Although HSV antigens and LC were simultaneously detected within corneal epithelium, LC were not observed in anatomic juxtaposition to HSV antigens, even after reinoculation of infected corneas with HSV on day 14 following the primary infection.
  • (3) This nucleotide homology extends both to the size and juxtaposition of exons.
  • (4) The excisive recombination reaction of bacteriophage lambda involves a specific and efficient juxtaposition of two distant higher order protein-DNA complexes on the chromosome of Escherichia coli.
  • (5) A recurrent theme in all such debates is a juxtaposition of European countries' treatment of the hijab with their attitude towards homosexuality.
  • (6) The close juxtaposition and homology of the MW and LW genes on the X chromosome is thought to underlie the high frequency of colour vision defects in man and the presence in many individuals of extra copies of the MW gene.
  • (7) Ofcom said that under the code broadcasters must take into account the scheduling of ads to "avoid unsuitable juxtapositions" between commercials and programmes, especially those that could distress or offend viewers.
  • (8) Because transcriptional activity is often associated with hypomethylation, we have examined the methylation status of the gamma-globin genes and the truncated psi beta gene on the HPFH chromosome to determine whether juxtaposition of this erythroid-specific region results in a generalized hypomethylation of the globin gene region upstream of the deletion breakpoint.
  • (9) These spinal tumors all appeared to arise in juxtaposition to the posterolateral sulcus and dorsal sensory roots.
  • (10) The juxtaposition of Freud and Collingwood suggests that the methods of philosophy and analysis are more alike than the particular problems they try to solve.
  • (11) During a pre-exocytotic stage, chromaffin granules are found in juxtaposition to the plasma membrane and separated from it by an electron dense space 25--27 A in width.
  • (12) The purpose of this study was to determine whether fibrinolysis resulting from activation of the clotting cascade in juxtaposition to endothelial cells of the central nervous system (CNS) microvasculature is important for development of clinical signs of experimental allergic encephalomyelitis (EAE) in recipient Lewis rats.
  • (13) This unreliability was probably due to their short superficial course and their juxtaposition to the aorta and the pulmonary artery.
  • (14) In the course of surgery to close the septal defect, she was found to have a right-sided juxtaposition of the appendages.
  • (15) Juxtaposition of the atrial appendages (JAA) is an uncommon anomaly of the heart that is frequently associated with other cardiac abnormalities, such as transposition of the great arteries and tricuspid atresia.
  • (16) In contrast, there were very few AFC in juxtaposition to antigen-free MM in the follicular area or the antigen-laden marginal zone macrophages.
  • (17) Transcription units differing in polarity and fiber frequency can occur in immediate juxtaposition.
  • (18) Others manifested both cribriform and basaloid patterns in juxtaposition.
  • (19) By this time, however, odontogenic crest and presumptive molar epithelium have already reached juxtaposition and molar primordia are fully competent.
  • (20) The juxtaposition of the GPC functional morphology indexes of the stomach juice acidity and blood gastrin concentration implies the necessity to reevaluate the significance of the latter as an adequate index of the GPC function.