(n.) The nose; the snout; the mouth; the beak of a bird; a nib, as of a pen.
Example Sentences:
(1) Maternal smoking during pregnancy appears to alter the size and cellular composition of fetal NEB.
(2) Intra-epithelial beaded nerve fibers, subepithelial fibers, and large-caliber nerves in the hilus region and tracheal wall were also CGRP-IR, and immunoreactive nerves were occasionally found in close association with NEB at the basal pole.
(3) Air-sac lesions resulting from exposure to variants of strain Neb-3S were marked, whereas those resulting from exposure to variants of WVU-1853 were slight.
(4) We conclude that established NEBs promote growth of the developing airway by stimulating proliferation of local endoderm.
(5) Light microscopically, NEC and NEB were first observed at 8 and 9 weeks of gestation, respectively.
(6) These latter data indicate that cyclin synthesis and phosphorylation is not a sufficient condition for calcium-induced NEB in sea urchin embryos.
(7) The double injected cells resumed cycling, NEB, and mitosis after a delay of one cell cycle period, and remained one cell cycle out of phase with the sister (control) cell.
(8) Left infranodosal vagotomy decreased the NEB innervation index in the left lung to 0.1 by 24 h postoperatively.
(9) The modified Clara cells covered most of the surface of the NEB leaving only small oval areas for the exposed surfaces of the specialized cells which contained numerous cytoplasmic granules.
(10) From 2 days in culture to a time equivalent to term, NEB formation parallels that in vivo, indicating that developmental requirements are met in in vitro.
(11) After long-term (3 days) infranodose vagotomy, the ipsilateral NEB nerve endings have degenerated.
(12) In both control and DEN-treated animals, serotonin-immunoreactive cells organized into neuroepithelial bodies (NEBs).
(13) The strain distribution pattern of Neb-specific RFLPs segregating in the RI strains showed significant concordance with those of Pmv-7 and Hc, two loci previously located to proximal mouse Chromosome 2.
(14) High resistance to mastitis was determined in the progeny of AO-4, EM-01, NC-17, NB-10, NEB-15, NUN-3, Nx-33 bulls, while opposite results were recorded in the progeny of NAR-45, NAR-47, NER-01, NOM-19 and REN-100 bulls.
(15) However increase of morbidity was related to the duration of settlement in NEB (18% after 1 year vs 34% after 5 years, p less than 0.01).
(16) A few very heavily labeled small-granule cells (0.9%) occurred singly in the periphery of large, otherwise lightly labeled NEBs.
(17) The nodules appeared to arise from inconspicuous cell nests, which were rudiments of neonatal NEBs.
(18) In some animals the apical pole is in direct contact with the lumen of the duct, whereas in others the NEB is isolated from the lumen by either ciliated epithelial or Clara-like cells.
(19) Hence, transduction of stimuli in the NEB implies concomitant efferent modulation of the NEB corpuscular cells.
(20) Excipient-treated PIC barrows exhibited faster and more efficient growth (P less than .001) and a higher capacity for carcass protein accretion (P less than .001) but similar rates of lipid deposition compared to excipient-treated NEB barrows.
Nef
Definition:
(n.) The nave of a church.
Example Sentences:
(1) However, an anti-nef antibody response was also seen in 5 of 93 (5%) nonrisk dermatological patients and in 4 of 37 (11%) healthy blood donors.
(2) Plasma was analyzed for NEF and 3 metabolites [hydroxynefazodone (HO-NEF), m-chlorophenylpiperazine (mCPP) and p-hydroxynefazodone (p-HO-NEF)] by a validated HPLC assay.
(3) We found that HIV Nef shares sequence and structural features with scorpion peptides known to interact with K+ channels.
(4) These observations were confirmed by in vitro experiments using purified NeFs.
(5) DEAE-transfection of viral DNA containing an open from of nef yielded virus that replicated with similar kinetics and to a similar extent in macaque peripheral blood lymphocyte (PBL) cultures as virus with a deletion or stop codon within nef.
(6) Complement-independent binding of C3 nephritic factor (NEF) to sheep erythrocytes was observed in heat-inactivated sera from patients having this autoantibody.
(7) In 31 of the sera, the specificity of anti-nef antibodies was further analysed by enzyme-linked immunosorbent assay (ELISA) with large synthetic peptides ranging from 31 to 66 amino acid residues and spanning the total sequence of nef from HIV-1.
(8) Human T-lymphocytic cell line H9 infected with the HTLV-IIIB isolate of human immunodeficiency virus type 1 (HIV-1) synthesizes two forms of the Nef protein (p25 and p27) that differ both in molecular weight and charge.
(9) The recombinant Nef protein was purified to near homogeneity by DEAE-Sephacel, phenyl-Sepharose 4B, blue-Sepharose, and Sephadex G-150 column chromatography.
(10) Earlier studies indicated nef to be a negative regulatory factor for viral transcription, whereas more recent studies report evidence against this original hypothesis.
(11) Absence of anti-nef antibodies was associated with symptomatic HIV infection.
(12) The effects of Nef on the transmembrane potential were studied in rabbit sinoatrial nodes and the clusters of cultured cardiac myocytes from neonatal rats.
(13) The type 1 human immunodeficiency virus (HIV-1) encodes a 27-kDa protein termed Nef (negative factor).
(14) Surprisingly, CTL specific for regulatory, non-structural nef protein appear to be a major constituent of the human immune response to HIV.
(15) Determination of the B-cell epitopes of the nef molecule encoded by the human immunodeficiency virus type 1 (HIV-1) was undertaken using a set of six synthetic peptides.
(16) In contrast, the extent and the appearance of nef-specific antibodies during the course of infection varied considerably between individual animals.
(17) The functions of yet other viral genes (nef, vpt) remain unclear.
(18) All of these anti-nef positive sera also contained antibodies directed against viral structural proteins.
(19) The results showed that the vascular selectivity values of Ver, Nef, and Tet were 1.15, 0.32, and 0.20, respectively in WKY and 0.80, 0.24, and 0.10, respectively in SHR.
(20) Recombinant antigens containing all or parts of the HIV-1 proteins p24, Nef and gp41 and HIV-2 gp36 have been purified and used to develop a rapid immunoassay to detect and differentiate between HIV-1 and HIV-2 antibodies in a single test.