Results 21 to 30 of about 1,497,400 (281)

Temperature and inoculation method influence disease phenotypes and mortality of Eucalyptus marginata clonal lines inoculated with Phytophthora cinnamomi [PDF]

open access: yes, 2002
Survival of 1-year-old plants of three clonal lines of Eucalyptus marginata (jarrah), two ranked as resistant (RR1 and RR2) and one as susceptible (SS1) to Phytophthora cinnamomi, was assessed after pathogen inoculation with either mycelial mats ...
Calver, M.C.   +4 more
core   +2 more sources

Effects of material properties of femoral hip components on bone remodeling [PDF]

open access: yes, 1992
Bone loss around femoral hip stems is one of the problems threatening the long-term fixation of uncemented stems. Many believe that this phenomenon is caused by reduced stresses in the bone (stress shielding).
Grootenboer, H.J.   +2 more
core   +4 more sources

The Distribution and Prevalence of the Alfalfa Blotch Leafminer (Diptera: Agromyzidae) in Illinois [PDF]

open access: yes, 2018
Surveys were made in 2001 and 2002 to determine the distribution and prevalence of the alfalfa blotch leafminer, Agromyza frontella (Diptera: Agromyzidae), and its primary parasitoids, Dacnusa dryas and Chrysocharis liriomyzae (Hymenoptera: Braconidae ...
Lundgren, J. G   +2 more
core   +2 more sources

Stemming vision loss with stem cells [PDF]

open access: yesJournal of Clinical Investigation, 2010
Dramatic advances in the field of stem cell research have raised the possibility of using these cells to treat a variety of diseases. The eye is an excellent target organ for such cell-based therapeutics due to its ready accessibility, the prevalence of vasculo- and neurodegenerative diseases affecting vision, and the availability of animal models to ...
Valentina, Marchetti   +3 more
openaire   +2 more sources

Obstruction of Water Uptake in cut Chrysanthemum Stems after Dry Storage: Role of Wound-induced Increase in Enzyme Activities and Air Emboli [PDF]

open access: yes, 2009
Hydraulic conductance of cut chrysanthemum stems was lowered by the aspiration of air as well as by a wound-induced plant response. By measuring the hydraulic conductance of stem segments in which air could be introduced into and/or removed from the ...
Arevalo-Galarza, L., Meeteren, U., van
core   +2 more sources

Stemness, cancer, and cancer stem cells [PDF]

open access: yesCell Cycle, 2008
The ability of cancers to grow indefinitely has fueled the idea that cancer and stem cells may have common underlying mechanisms. Detailed gene expression maps have now shown the diversity and distinctiveness in gene expression programs associated with stemness in embryonic and adult stem cells. These maps have further revealed a shared transcriptional
David J, Wong   +2 more
openaire   +2 more sources

Consonant gradation in Fula suffixes the ugly truth

open access: yesStudies in African Linguistics, 1988
In this paper, I will argue that Skousen's account of the differences between stems and suffixes requires substantial revision and elaboration. I will argue further that the complexities of the behavior of suffixes preclude the possibility of providing ...
Donald G. Churma
doaj   +3 more sources

Effect of two seeding rates on yield and yield components of winter and spring faba bean

open access: yesActa Agriculturae Scandinavica. Section B, Soil and Plant Science, 2022
In Central European cropping systems, there is increasing interest in winter faba bean (Vicia faba L. minor), which is traditionally used as a spring crop. But limited knowledge on yield and yield formation and optimum seeding rate exist.
Reinhard W. Neugschwandtner   +6 more
doaj   +1 more source

Codonopsis pilosula twines either to the left or to the right [PDF]

open access: yes, 2012
We report the twining handedness of Codonopsis pilosula, which has either a left- or right-handed helix among different plants, among different tillers within a single plant, and among different branches within a single tiller.
Eviatar Nevo   +4 more
core   +2 more sources

Stems and Spectral Sequences

open access: yes, 2010
We introduce the category Pstem[n] of n-stems, with a functor P[n] from spaces to Pstem[n]. This can be thought of as the n-th order homotopy groups of a space.
Adams   +14 more
core   +1 more source

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