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Items: 1 to 50 of 178

1.

Grow Where You Thrive, or Where Only You Can Survive? An Analysis of Performance Curve Evolution in a Clade with Diverse Habitat Affinities.

Tittes SB, Walker JF, Torres-Martínez L, Emery NC.

Am Nat. 2019 Apr;193(4):530-544. doi: 10.1086/701827. Epub 2019 Feb 18.

PMID:
30912965
2.

Evolution of Portulacineae Marked by Gene Tree Conflict and Gene Family Expansion Associated with Adaptation to Harsh Environments.

Wang N, Yang Y, Moore MJ, Brockington SF, Walker JF, Brown JW, Liang B, Feng T, Edwards C, Mikenas J, Olivieri J, Hutchison V, Timoneda A, Stoughton T, Puente R, Majure LC, Eggli U, Smith SA.

Mol Biol Evol. 2019 Jan 1;36(1):112-126. doi: 10.1093/molbev/msy200.

PMID:
30371871
3.

Association of BMI Changes Between Adolescence and Young Adulthood With Smoking Cessation.

Walker JF, Loprinzi PD.

Am J Health Promot. 2019 Mar;33(3):358-362. doi: 10.1177/0890117118772492. Epub 2018 Aug 14.

PMID:
30105914
4.

Global transcriptional differences in myokine and inflammatory genes in muscle of mature steer progeny are related to maternal lactation diet and muscle composition.

Casey TM, Walker JF, Bhide K, Thimmapuram J, Schoonmaker JP.

Physiol Genomics. 2018 Oct 1;50(10):884-892. doi: 10.1152/physiolgenomics.00060.2018. Epub 2018 Aug 3.

PMID:
30074426
5.

Analyzing Contentious Relationships and Outlier Genes in Phylogenomics.

Walker JF, Brown JW, Smith SA.

Syst Biol. 2018 Sep 1;67(5):916-924. doi: 10.1093/sysbio/syy043.

PMID:
29893968
6.

So many genes, so little time: A practical approach to divergence-time estimation in the genomic era.

Smith SA, Brown JW, Walker JF.

PLoS One. 2018 May 17;13(5):e0197433. doi: 10.1371/journal.pone.0197433. eCollection 2018.

7.

Quartet Sampling distinguishes lack of support from conflicting support in the green plant tree of life.

Pease JB, Brown JW, Walker JF, Hinchliff CE, Smith SA.

Am J Bot. 2018 Mar;105(3):385-403. doi: 10.1002/ajb2.1016. Epub 2018 Feb 14.

8.

From cacti to carnivores: Improved phylotranscriptomic sampling and hierarchical homology inference provide further insight into the evolution of Caryophyllales.

Walker JF, Yang Y, Feng T, Timoneda A, Mikenas J, Hutchison V, Edwards C, Wang N, Ahluwalia S, Olivieri J, Walker-Hale N, Majure LC, Puente R, Kadereit G, Lauterbach M, Eggli U, Flores-Olvera H, Ochoterena H, Brockington SF, Moore MJ, Smith SA.

Am J Bot. 2018 Mar;105(3):446-462. doi: 10.1002/ajb2.1069. Epub 2018 May 8.

9.

Improved transcriptome sampling pinpoints 26 ancient and more recent polyploidy events in Caryophyllales, including two allopolyploidy events.

Yang Y, Moore MJ, Brockington SF, Mikenas J, Olivieri J, Walker JF, Smith SA.

New Phytol. 2018 Jan;217(2):855-870. doi: 10.1111/nph.14812. Epub 2017 Sep 25.

10.

Disparity, diversity, and duplications in the Caryophyllales.

Smith SA, Brown JW, Yang Y, Bruenn R, Drummond CP, Brockington SF, Walker JF, Last N, Douglas NA, Moore MJ.

New Phytol. 2018 Jan;217(2):836-854. doi: 10.1111/nph.14772. Epub 2017 Sep 11.

11.

Widespread paleopolyploidy, gene tree conflict, and recalcitrant relationships among the carnivorous Caryophyllales.

Walker JF, Yang Y, Moore MJ, Mikenas J, Timoneda A, Brockington SF, Smith SA.

Am J Bot. 2017 Jun;104(6):858-867. doi: 10.3732/ajb.1700083. Epub 2017 Jun 20.

12.

An efficient field and laboratory workflow for plant phylotranscriptomic projects.

Yang Y, Moore MJ, Brockington SF, Timoneda A, Feng T, Marx HE, Walker JF, Smith SA.

Appl Plant Sci. 2017 Mar 14;5(3). pii: apps.1600128. doi: 10.3732/apps.1600128. eCollection 2017 Mar.

13.

Phyx: phylogenetic tools for unix.

Brown JW, Walker JF, Smith SA.

Bioinformatics. 2017 Jun 15;33(12):1886-1888. doi: 10.1093/bioinformatics/btx063.

14.

Muscle strengthening activity associates with reduced all-cause mortality in COPD.

Loprinzi PD, Sng E, Walker JF.

Chronic Illn. 2017 Jun;13(2):140-147. doi: 10.1177/1742395316657399. Epub 2016 Jun 29.

PMID:
27358285
15.

Increased daily movement associates with reduced mortality among COPD patients having systemic inflammation.

Loprinzi PD, Walker JF.

Int J Clin Pract. 2016 Mar;70(3):286-91. doi: 10.1111/ijcp.12778. Epub 2016 Feb 24.

PMID:
26916560
16.

Sources of inversion variation in the small single copy (SSC) region of chloroplast genomes.

Walker JF, Jansen RK, Zanis MJ, Emery NC.

Am J Bot. 2015 Nov;102(11):1751-2. doi: 10.3732/ajb.1500299. Epub 2015 Nov 6. No abstract available.

17.

Development of a Conceptual Model for Smoking Cessation: Physical Activity, Neurocognition, and Executive Functioning.

Loprinzi PD, Herod SM, Walker JF, Cardinal BJ, Mahoney SE, Kane C.

Res Q Exerc Sport. 2015;86(4):338-46. doi: 10.1080/02701367.2015.1074152. Epub 2015 Sep 21.

PMID:
26391913
18.

Free-living physical activity characteristics, activity-related air trapping and breathlessness, and utilization of transtheoretical constructs in COPD: A pilot study.

Loprinzi PD, Kane C, Sigler S, Brown K, Walker JF.

Physiol Behav. 2015 Dec 1;152(Pt A):79-84. doi: 10.1016/j.physbeh.2015.09.013. Epub 2015 Sep 16.

PMID:
26386403
19.

Adolescent and Young Adult Smokers Who Self-Identify as Nonsmokers: Relationship With Cigarette-Related Withdrawal and Cravings.

Walker JF, Loprinzi PD.

Am J Health Promot. 2016 Sep;30(7):532-5. doi: 10.4278/ajhp.141106-QUAN-559. Epub 2016 Jun 17.

PMID:
26305612
20.

Exercise facilitates smoking cessation indirectly via improvements in smoking-specific self-efficacy: Prospective cohort study among a national sample of young smokers.

Loprinzi PD, Wolfe CD, Walker JF.

Prev Med. 2015 Dec;81:63-6. doi: 10.1016/j.ypmed.2015.08.011. Epub 2015 Aug 21.

PMID:
26303372
21.

Combined association of physical activity and diet with C-reactive protein among smokers.

Loprinzi PD, Walker JF.

J Diabetes Metab Disord. 2015 Jun 24;14:51. doi: 10.1186/s40200-015-0181-y. eCollection 2015.

22.

Correction to "Comparative analysis of complete chloroplast genome sequence and inversion variation in Lasthenia burkei (Madieae, Asteraceae)".

Walker JF, Zanis MJ, Emery NC.

Am J Bot. 2015 Jun;102(6):1008. doi: 10.3732/ajb.1500990. Epub 2015 Jun 18. No abstract available.

23.

Association of Longitudinal Changes of Physical Activity on Smoking Cessation Among Young Daily Smokers.

Loprinzi PD, Walker JF.

J Phys Act Health. 2016 Jan;13(1):1-5. doi: 10.1123/jpah.2014-0605. Epub 2015 May 12.

PMID:
25966498
24.

Nicotine Dependence, Physical Activity, and Sedentary Behavior among Adult Smokers.

Loprinzi PD, Walker JF.

N Am J Med Sci. 2015 Mar;7(3):94-9. doi: 10.4103/1947-2714.153920.

25.
26.

Nicotine dependence and transitional shifts in exercise behavior among young U.S. adult smokers.

Loprinzi PD, Walker JF, Cardinal BJ.

Prev Med. 2014 Aug;65:96-8. doi: 10.1016/j.ypmed.2014.05.005. Epub 2014 May 14.

PMID:
24836369
27.

Comparative analysis of complete chloroplast genome sequence and inversion variation in Lasthenia burkei (Madieae, Asteraceae).

Walker JF, Zanis MJ, Emery NC.

Am J Bot. 2014 Apr;101(4):722-9. doi: 10.3732/ajb.1400049. Epub 2014 Apr 3. Erratum in: Am J Bot. 2015 Jun;102(6):1008.

28.

Longitudinal examination of predictors of smoking cessation in a national sample of U.S. adolescent and young adult smokers.

Walker JF, Loprinzi PD.

Nicotine Tob Res. 2014 Jun;16(6):820-7. doi: 10.1093/ntr/ntu005. Epub 2014 Feb 11.

PMID:
24520129
29.

Association between physical activity and inflammatory markers among U.S. adults with chronic obstructive pulmonary disease.

Loprinzi PD, Walker JF, Lee H.

Am J Health Promot. 2014 Nov-Dec;29(2):81-8. doi: 10.4278/ajhp.130510-QUAN-235. Epub 2013 Dec 20.

PMID:
24359176
30.

Physical activity moderates the association between nicotine dependence and depression among U.S. smokers.

Loprinzi PD, Walker JF, Kane C, Cardinal BJ.

Am J Health Promot. 2014 Sep-Oct;29(1):37-42. doi: 10.4278/ajhp.130301-QUAN-92. Epub 2013 Nov 7.

PMID:
24200248
31.

Association between physical activity and major depressive disorder among current or former smokers with pulmonary disease.

Loprinzi PD, Kane C, Walker JF.

Prev Med. 2013 Nov;57(5):545-9. doi: 10.1016/j.ypmed.2013.07.009. Epub 2013 Jul 16.

PMID:
23867715
32.

Do nicotine intake and acute heart rate response to smoking rank nicotine dependence the same?

Walker JF, Loprinzi PD, Kane CJ.

Sheng Li Xue Bao. 2013 Jun 25;65(3):319-22.

33.

Spalt expression and the development of melanic color patterns in pierid butterflies.

Stoehr AM, Walker JF, Monteiro A.

Evodevo. 2013 Feb 19;4(1):6. doi: 10.1186/2041-9139-4-6.

34.

Relationship between scores from the Knee Outcome Survey and a single assessment numerical rating in patients with patellofemoral pain.

Bradbury M, Brosky JA Jr, Walker JF, West K.

Physiother Theory Pract. 2013 Oct;29(7):531-5. doi: 10.3109/09593985.2012.762077. Epub 2013 Jan 30.

PMID:
23362845
35.

Diverse Helotiales associated with the roots of three species of Arctic Ericaceae provide no evidence for host specificity.

Walker JF, Aldrich-Wolfe L, Riffel A, Barbare H, Simpson NB, Trowbridge J, Jumpponen A.

New Phytol. 2011 Jul;191(2):515-27. doi: 10.1111/j.1469-8137.2011.03703.x. Epub 2011 Apr 4.

36.

Social services utilization and need among a community sample of persons living with HIV in the rural south.

Stewart KE, Phillips MM, Walker JF, Harvey SA, Porter A.

AIDS Care. 2011 Mar;23(3):340-7. doi: 10.1080/09540121.2010.507743.

PMID:
21347897
37.

Public health professionals as policy entrepreneurs: Arkansas's childhood obesity policy experience.

Craig RL, Felix HC, Walker JF, Phillips MM.

Am J Public Health. 2010 Nov;100(11):2047-52. doi: 10.2105/AJPH.2009.183939. Epub 2010 Sep 23.

38.

Application of fungistatics in soil reduces N uptake by an arctic ericoid shrub (Vaccinium vitis-idaea).

Walker JF, Johnson LC, Simpson NB, Bill M, Jumpponen A.

Mycologia. 2010 Jul-Aug;102(4):822-34.

PMID:
20648750
39.

Consequences of legal ivory trade.

Walker JF, Stiles D.

Science. 2010 Jun 25;328(5986):1633-4; author reply 1634-5. doi: 10.1126/science.328.5986.1633-c. No abstract available.

PMID:
20576869
40.

Changes in school environments with implementation of Arkansas Act 1220 of 2003.

Phillips MM, Raczynski JM, West DS, Pulley L, Bursac Z, Gauss CH, Walker JF.

Obesity (Silver Spring). 2010 Feb;18 Suppl 1:S54-61. doi: 10.1038/oby.2009.432.

41.

Severe paradoxical hypertension with angiotensin-converting enzyme inhibitors: an unusual feature of renal artery stenosis.

Cronin EM, Leavey SF, Walker JF.

Hypertension. 2009 Sep;54(3):e17-8. doi: 10.1161/HYPERTENSIONAHA.109.137745. Epub 2009 Jul 27. No abstract available.

PMID:
19635981
42.

Comparison of total mercury and methylmercury cycling at five sites using the small watershed approach.

Shanley JB, Alisa Mast M, Campbell DH, Aiken GR, Krabbenhoft DP, Hunt RJ, Walker JF, Schuster PF, Chalmers A, Aulenbach BT, Peters NE, Marvin-DiPasquale M, Clow DW, Shafer MM.

Environ Pollut. 2008 Jul;154(1):143-54. doi: 10.1016/j.envpol.2007.12.031. Epub 2008 Apr 14.

PMID:
18407389
43.

Importance of unsaturated zone flow for simulating recharge in a humid climate.

Hunt RJ, Prudic DE, Walker JF, Anderson MP.

Ground Water. 2008 Jul-Aug;46(4):551-60. doi: 10.1111/j.1745-6584.2007.00427.x.

PMID:
18266728
44.

Seasonal dynamics of ectomycorrhizal fungus assemblages on oak seedlings in the southeastern Appalachian Mountains.

Walker JF, Miller OK Jr, Horton JL.

Mycorrhiza. 2008 Mar;18(3):123-32. doi: 10.1007/s00572-008-0163-8. Epub 2008 Feb 5.

PMID:
18247062
45.

Comparison of increasing doses of olmesartan medoxomil, losartan potassium, and valsartan in patients with essential hypertension.

Giles TD, Oparil S, Silfani TN, Wang A, Walker JF.

J Clin Hypertens (Greenwich). 2007 Mar;9(3):187-95.

46.

Articulation rate in preschool children: a 3-year longitudinal study.

Walker JF, Archibald LM.

Int J Lang Commun Disord. 2006 Sep-Oct;41(5):541-65.

PMID:
17050470
47.

Pulmonary nociceptors are potentially connected with neuroepithelial bodies.

Yu J, Lin SX, Zhang JW, Walker JF.

Adv Exp Med Biol. 2006;580:301-6; discussion 351-9. No abstract available.

PMID:
16683735
48.

Pulmonary sensory and reflex responses in the mouse.

Zhang JW, Walker JF, Guardiola J, Yu J.

J Appl Physiol (1985). 2006 Sep;101(3):986-92. Epub 2006 May 4.

49.

Water and solute mass balance of five small, relatively undisturbed watersheds in the U.S.

Peters NE, Shanley JB, Aulenbach BT, Webb RM, Campbell DH, Hunt R, Larsen MC, Stallard RF, Troester J, Walker JF.

Sci Total Environ. 2006 Apr 1;358(1-3):221-42. Epub 2005 Jun 22.

PMID:
15978657
50.

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