Results 51 to 60 of about 219,417 (396)

Outcome Adaptive Propensity Score Methods for Handling Censoring and High-Dimensionality: Application to Insurance Claims [PDF]

open access: yesarXiv, 2022
Propensity scores are commonly used to reduce the confounding bias in non-randomized observational studies for estimating the average treatment effect. An important assumption underlying this approach is that all confounders that are associated with both the treatment and the outcome of interest are measured and included in the propensity score model ...
arxiv  

Loss of testosterone impairs anti-tumor neutrophil function. [PDF]

open access: yes, 2020
In men, the incidence of melanoma rises rapidly after age 50, and nearly two thirds of melanoma deaths are male. The immune system is known to play a key role in controlling the growth and spread of malignancies, but whether age- and sex-dependent ...
Arditi, Moshe   +9 more
core   +1 more source

Responsible ownership for cats and dogs from different urban neighborhoods of the City of Umuarama, Paraná, Brazill

open access: yesBrazilian Journal of Veterinary Medicine, 2020
The article analyzed the responsible care and well-being of dogs and cats of different districts of the municipality of Umuarama, PR. We interviewed 53 tutors by means of a directed questionnaire, obtaining 106 animals evaluated indirectly.
Thaís Camaso de Sá   +8 more
doaj   +1 more source

Different methods for laparoscopic castration in dogs [PDF]

open access: yesIraqi Journal of Veterinary Sciences, 2019
The aim of this study was to evaluate the different methods of performing a Laparoscopic castration in dogs and to determine the efficiency and disadvantages of each of these methods.
Tarek Al-Ukidi, Muneer S. Al-Badrany
doaj   +1 more source

Effect of a mixture of amoxicillin and norfloxacin in piglets feeding on productive performance and clinical signs [PDF]

open access: yesAnales Cientificos 2003 55(May-Aug): 141-149, 2022
An experiment was conducted to evaluate the effect of feeding post-weaned piglets different levels of a commercial amoxicillin plus norfloxacin formula (Respirend) on the performance, clinical evidence of sickness, and the cost:benefit ratio. 454 PIC x Camborough female and castrated male, weaned at 21 d of age, with an average initial weight of 6.19 ...
arxiv  

Brca2 and Trp53 deficiency cooperate in the progression of mouse prostate tumourigenesis. [PDF]

open access: yes, 2010
Epidemiological studies have shown that one of the strongest risk factors for prostate cancer is a family history of the disease, suggesting that inherited factors play a major role in prostate cancer susceptibility.
Ashworth, Alan   +4 more
core   +3 more sources

Castration by ligature [PDF]

open access: yesJournal of Comparative Pathology and Therapeutics, 1900
n ...
openaire   +2 more sources

Castration of a hermaphrodite [PDF]

open access: yesJournal of Comparative Pathology and Therapeutics, 1899
n ...
openaire   +3 more sources

Mechanisms of enzalutamide resistance in castration‐resistant prostate cancer and therapeutic strategies to overcome it

open access: yesBritish Journal of Pharmacology, 2020
Prostate cancer is the second most common malignancy in men and androgen deprivation therapy is the first‐line therapy. However, most cases will eventually develop castration‐resistant prostate cancer after androgen deprivation therapy treatment ...
Yuanyuan Wang   +6 more
semanticscholar   +1 more source

Seasonal resource selection and movement ecology of free‐ranging horses in the western United States

open access: yesThe Journal of Wildlife Management, Volume 87, Issue 2, February 2023., 2023
Feral horses selected for areas of high herbaceous vegetation and avoided forest but moved to higher elevations in winter. Surface water influenced movement patterns for harem groups, whereas bachelor males moved faster, farther, and were less constrained by water availability than harems. Because of the importance of surface water, strategic placement
Kathryn A. Schoenecker   +2 more
wiley   +1 more source

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