A survey of biosecurity practices as risk factors affecting broiler performance on the Delmarva Peninsula.

Tablante NL, Myint MS, Johnson YJ, Rhodes K, Colby M, Hohenhaus G

Potential uses for geographic information system-based planning and decision support technology in intensive food animal production.

Colby MM, Johnson YJ

[Relationship between diversity of hepatitis C virus quasispecies and viremia, activity of liver disease and response to interferon therapy].

Tang X, Qian K, Yuan X, Johnson YN

Postmarketing surveillance for human teratogenicity: a model approach.

Chambers CD, Braddock SR, Briggs GG, Einarson A, Johnson YR, Miller RK, Polifka JE, Robinson LK, Stepanuk K, Lyons Jones K

The effect of subclinical Mycobacterium paratuberculosis infection on milk production in Michigan dairy cows.

Johnson YJ, Kaneene JB, Gardiner JC, Lloyd JW, Sprecher DJ, Coe PH

The effectiveness of risk-based intrapartum chemoprophylaxis for the prevention of early-onset neonatal group B streptococcal disease.

Lin FY, Brenner RA, Johnson YR, Azimi PH, Philips JB 3rd, Regan JA, Clark P, Weisman LE, Rhoads GG, Kong F, Clemens JD

Precise molecular weight determination of PCR products of the rRNA intergenic spacer region using electrospray quadrupole mass spectrometry for differentiation of B. subtilis and B. atrophaeus, closely related species of bacilli.

Johnson YA, Nagpal M, Krahmer MT, Fox KF, Fox A

Electrospray quadrupole mass spectrometry analysis of model oligonucleotides and polymerase chain reaction products: determination of base substitutions, nucleotide additions/deletions, and chemical modifications.

Krahmer MT, Johnson YA, Walters JJ, Fox KF, Fox A, Nagpal M

Use of single percutaneous endoscopic gastrostomy in management of gastric volvulus in three patients.

Tsang TK, Johnson YL, Pollack J, Gore RM

Does changing paternity contribute to the risk of intrauterine growth retardation?

Krulewitch CJ, Herman AA, Yu KF, Johnson YR

Isolation of human adenovirus type 5 variants resistant to the antiviral cidofovir.

Gordon YJ, Araullo-Cruz TP, Johnson YF, Romanowski EG, Kinchington PR

Ophthalmic lens retention in safety frames.

Johnson YM, Good GW

An evaluation of facilitated communication in a group of nonverbal individuals with mental retardation.

Crews WD Jr, Sanders EC, Hensley LG, Johnson YM, Bonaventura S, Rhodes RD, Garren MP

Mammalian muscle cells bear a cell-autonomous, heritable memory of their rostrocaudal position.

Donoghue MJ, Morris-Valero R, Johnson YR, Merlie JP, Sanes JR

Selective expression of an acetylcholine receptor-lacZ transgene in synaptic nuclei of adult muscle fibers.

Sanes JR, Johnson YR, Kotzbauer PT, Mudd J, Hanley T, Martinou JC, Merlie JP