User profiles for P. Klassen

PJ Klasse

Professor of Microbiology and Immunology, Cornell University
Verified email at med.cornell.edu
Cited by 19647

HY antigen and homosexuality in men

R Blanchard, P Klassen - Journal of theoretical biology, 1997 - Elsevier
… Singh & Verma did not, unfortunately, give any further description of the ‘‘very poor reproductive
performance’’ (p.151) of the sons of immunized mothers; this could represent a lack of …

Mineral metabolism, mortality, and morbidity in maintenance hemodialysis

GA Block, PS Klassen, JM Lazarus… - Journal of the …, 2004 - journals.lww.com
… Serum calcium was inversely correlated with predialysis BUN (r = −0.11), serum creatinine
(r = −0.07) and albumin (r = −0.10) and directly correlated with serum bicarbonate (r = 0.26; P

Frequency of data extraction errors and methods to increase data extraction quality: a methodological review

T Mathes, P Klaßen, D Pieper - BMC medical research methodology, 2017 - Springer
Background Our objective was to assess the frequency of data extraction errors and its potential
impact on results in systematic reviews. Furthermore, we evaluated the effect of different …

[HTML][HTML] Mortality risk for patients receiving hemodiafiltration versus hemodialysis: European results from the DOPPS

…, S Desmeules, BW Gillespie, T Depner, P Klassen… - Kidney international, 2006 - Elsevier
Hemodiafiltration (HDF) is used sporadically for renal replacement therapy in Europe but not
in the US. Characteristics and outcomes were compared for patients receiving HDF versus …

V3: HIV's switch-hitter

O Hartley, PJ Klasse, QJ Sattentau… - AIDS Research & Human …, 2005 - liebertpub.com
The third variable region, V3, of the gp120 surface envelope glycoprotein is an approximately
35-residue-long, frequently glycosylated, highly variable, disulfide-bonded structure that …

Cinacalcet hydrochloride maintains long-term normocalcemia in patients with primary hyperparathyroidism

M Peacock, JP Bilezikian, PS Klassen… - The Journal of …, 2005 - academic.oup.com
… patients achieved the primary endpoint (P < 0.001). Fasting … (P < 0.01). Bone mineral
density was unchanged by cinacalcet, but bone resorption and formation markers increased (P < …

Effects of naltrexone sustained-release/bupropion sustained-release combination therapy on body weight and glycemic parameters in overweight and obese patients …

…, F Greenway, H Bays, C Burns, P Klassen… - Diabetes …, 2013 - Am Diabetes Assoc
… Testing proceeded in a sequential step-down manner until any end point failed to reach
P < 0.05, after which nominal P values are reported and findings deemed exploratory. …

Cinacalcet HCl, an oral calcimimetic agent for the treatment of secondary hyperparathyroidism in hemodialysis and peritoneal dialysis: a randomized, double-blind …

…, SD Roger, FE Husserl, PS Klassen… - Journal of the …, 2005 - journals.lww.com
… ) or phosphorus (−2%) in the control group (P < 0.001 and P = 0.039 for cinacalcet compared
with control for calcium and phosphorus, respectively; Table 3). Consequently, mean Ca × …

Association between pulse pressure and mortality in patients undergoing maintenance hemodialysis

PS Klassen, EG Lowrie, DN Reddan, ER DeLong… - Jama, 2002 - jamanetwork.com
… (0.5 mm Hg per 5-year increase) (all P<.001). Pulse pressure was also directly associated
with increasing phosphorous (P<.001) and calcium (P = .04). Pulse pressure was inversely …

[HTML][HTML] Effects of the calcimimetic cinacalcet HCl on cardiovascular disease, fracture, and health-related quality of life in secondary hyperparathyroidism

J Cunningham, M Danese, K Olson, P Klassen… - Kidney international, 2005 - Elsevier
… For the 2 phase 3 studies in hemodialysis subjects, 1:1 randomization was stratified by
baseline PTH and Ca × P. For the phase 3 study enrolling hemodialysis and peritoneal dialysis …