What's the difference between heretofore and origin?

Heretofore


Definition:

  • (adv.) Up to this time; hitherto; before; in time past.

Example Sentences:

  • (1) The heretofore "permanently and totally disabled versus able-bodied" principle in welfare reforms is being abbandoned.
  • (2) All cases heretofore described in immunocompromised hosts have involved the external auditory canal and mastoid areas.
  • (3) Heretofore, human tumor clonogenic assays or human glioma-bearing nude mice models were usually used for predicting the drug sensitivity of brain tumor.
  • (4) It is concluded that the heretofore pessimistic outlook regarding complete quadriplegia is unwarranted and that a more aggressive approach may result in a better functional outcome.
  • (5) Since basilar artery thrombosis is now a treatable condition, early diagnosis and documentation of functional deficits moves into a more important clinical area than heretofore.
  • (6) Taken together, these results suggest that processing of alpha-MSH is unlike that heretofore described for other peptide antigens and seems to involve APC handling to form the stimulatory moiety presented on the APC surface.
  • (7) However, the electrofocusing pattern of renin from pituitary tissue (pI = 4.43, 5.77) differed from that of plasma and kidney enzymes heretofore reported, a discrepancy which could be interpreted as evidence for the endogeneous synthesis of renin in the brain tissue.
  • (8) The facts that (a) essentially all particles, regardless of orientation, entrap cells, and (b) nonporous particles also entrap cells with high efficiency, indicate that filtration effects are irrelevant and that heretofore unrecognized hydrodynamic forces are alone responsible for the cell immobilization.
  • (9) Perhaps alpha activation is indicative of stimulating and excitatory effects induced by m-xylene exposure, which has been noted heretofore in the absorption phase of alcohol intake.
  • (10) The important otolaryngological manifestations of arthrogryposis multiplex congenita (AMC), which heretofore have not been described in otolaryngological and other specialty journals, are reviewed.
  • (11) Finding the chromosomal location of human genes that heretofore have been defined solely by phenotypes, in particular clinical phenotypes that are transmitted in Mendelian fashion in families, is an early and often crucial step in the process of identifying the molecular basis of a disease.
  • (12) Tumors of the skull base with carotid artery involvement have heretofore required carotid ligation or been deemed inoperable.
  • (13) Heteroplasmy, heretofore rarely observed, occurred frequently in these same two regions.
  • (14) Heretofore, unresolved was the question which skin element causes stimulation of vessel formation in this lesion: the epidermis, the dermis, vessels themselves, inflammatory cells, and so forth.
  • (15) The induction of experimental allergic encephalomyelitis (EAE) with purified myelin basic protein (MBP) has, heretofore, required its incorporation in a water-in-oil emulsion or adsorption on particulate adjuvants.
  • (16) These anomalies in trisomy 22 mosaicism have not been emphasized heretofore.
  • (17) A detailed examination of a stillborn fetus with Apert's syndrome showed several unexpected findings, which prompted a reevaluation of the heretofore generally accepted hypotheses regarding the cause of the dysmorphic craniofacial features in this syndrome.
  • (18) Today's perspective of the endothelial cell recognizes its real significance, heretofore neglected, and anticipates important future contributions to improved medical management.
  • (19) Juan Salgado, community leader creating a model for workforce development and training among immigrant communities through a holistic approach that addresses language skills, education and other barriers to entering the workforce Beth Stevens, neuroscientist revealing the heretofore unknown role of microglial cells in neuron communication and prompting a fundamental shift in thinking about brain development in both healthy and unhealthy states.
  • (20) Multiple pyogenic granuloma-like lesions occurring at punch graft sites are an unusual complication of hair transplantation heretofore unreported.

Origin


Definition:

  • (n.) The first existence or beginning of anything; the birth.
  • (n.) That from which anything primarily proceeds; the fountain; the spring; the cause; the occasion.
  • (n.) The point of attachment or end of a muscle which is fixed during contraction; -- in contradistinction to insertion.

Example Sentences:

  • (1) Our results suggest that the peripheral sensitivity to hypoxia declined more than that to CO2, implying a peripheral chemoreceptor origin for hypoxic ventilatory decline.
  • (2) These immunocytochemical studies clearly demonstrated that cells encountered within the fibrous intimal thickening in the vein graft were inevitably smooth muscle cell in origin.
  • (3) The nuclear origin of the Ha antigen was confirmed by the speckled nuclear immunofluorescence staining pattern given by purified antibody to Ha obtained from a specific immune precipitate.
  • (4) The origin of the aorta and pulmonary artery from the right ventricle is a complicated and little studied congenital cardiac malformation.
  • (5) The origins of aging of higher forms of life, particularly humans, is presented as the consequence of an evolved balance between 4 specific kinds of dysfunction-producing events and 4 kinds of evolved counteracting effects in long-lived forms.
  • (6) These cells contained organelles characteristic of the maturation stage ameloblast and often extended to the enamel surface, suggesting a possible origin from the ameloblast layer.
  • (7) We conclude that chloramphenicol resistance encoded by Tn1696 is due to a permeability barrier and hypothesize that the gene from P. aeruginosa may share a common ancestral origin with these genes from other gram-negative organisms.
  • (8) Typological and archaeological investigations indicate that the church building represents originally the hospital facility for the lay brothers of the monastery, which according to the chronicle of the monastery was built in the beginning of the 14th century.
  • (9) Plasma NPY correlated better with plasma norepinephrine than with epinephrine, indicating its origin from sympathetic nerve terminals.
  • (10) Interadjudicator agreement was stronger on 'originality' than on 'aesthetic pleasingness'.
  • (11) One rare case of blind-ending branch originating in the upper third of the ureter are described.
  • (12) It is my desperate hope that we close out of town.” In the book, God publishes his own 'It Getteth Better' video and clarifies his original writings on homosexuality: I remember dictating these lines to Moses; and afterward looking up to find him staring at me in wide-eyed astonishment, and saying, "Thou do knowest that when the Israelites read this, they're going to lose their fucking shit, right?"
  • (13) As the requirements to store and display these images increase, the following questions become important: (a) What methods can be used to ensure that information given to the physician represents the originally acquired data?
  • (14) The condition is compared to extrahepatic and intrahepatic biliary atresia of man and evidence is presented for regarding this case to be one of extrahepatic origin.
  • (15) The position of the cyst supports the theory that branchial cysts are congenital in origin.
  • (16) heterografts of GW-39, a CEA-producing colonic tumor of human origin, was demonstrated in radioimmunoassay using radioiodinated CEA purified from GW-39.
  • (17) The committee reviewed the history, original intent, current purpose, and effectiveness of meetings held on the unit; when problems were identified, suggestions for change were formulated.
  • (18) The relative strength of the progressions varies with excitation wavelength and this, together with the absence of a common origin, indicates the existence of two independent emitting states with 0-0' levels separated by either 300 or 1000 cm-1.
  • (19) Sickle and normal discocytes both showed membrane elasticity with reversion to original cell shape following release of the cell from its aspirated position at the pipette tip.
  • (20) With respect to family environment, a history of sexual abuse was associated with perceptions that families of origin had less cohesion, more conflict, less emphasis on moral-religious matters, less emphasis on achievement, and less of an orientation towards intellectual, cultural, and recreational pursuits.