Results 111 to 120 of about 11,053,636 (333)

Combining ability studies for yield and yield components trait in hybrid rice (Oryza sativa L.) [PDF]

open access: yesElectronic Journal of Plant Breeding, 2012
Fifty two hybrids were generated from crossing four CMS lines and thirteen restorer lines in line x tester design. Crosses along with parents were evaluated for yield and yield component traits during rabi, 2011 at RARS, Jagtial, Andhra Pradesh ...
P.V. Padmavathi, P.V. Satyanarayana , Lal Ahamed M.,Y. Ashoka Rani and V. Srinivasa Rao
doaj  

Hematopoietic (stem) cells—The elixir of life?

open access: yesFEBS Letters, EarlyView.
The aging of HSCs (hematopoietic stem cells) and the blood system leads to the decline of other organs. Rejuvenating aged HSCs improves the function of the blood system, slowing the aging of the heart, kidney, brain, and liver, and the occurrence of age‐related diseases.
Emilie L. Cerezo   +4 more
wiley   +1 more source

The Caenorhabditis elegans DPF‐3 and human DPP4 have tripeptidyl peptidase activity

open access: yesFEBS Letters, EarlyView.
The dipeptidyl peptidase IV (DPPIV) family comprises serine proteases classically defined by their ability to remove dipeptides from the N‐termini of substrates, a feature that gave the family its name. Here, we report the discovery of a previously unrecognized tripeptidyl peptidase activity in DPPIV family members from two different species.
Aditya Trivedi, Rajani Kanth Gudipati
wiley   +1 more source

Medical Image Segmentation by Water Flow

open access: yes, 2007
We present a new image segmentation technique based on the paradigm of water flow and apply it to medical images. The force field analogy is used to implement the major water flow attributes like water pressure, surface tension and adhesion so that the ...
Liu, Xin, Nixon, Mark
core  

Genetic components of combining ability in a complete diallel. [PDF]

open access: yes, 2018
Obtained g and Sii values were associated to theoretical concepts of the respective parameters in a complete diallel with 28 parents and the simulation of five hypothetic variables with five different d/a relations (0, 0.5, 1.0, 1.5, and 2.0). These were
FERREIRA, F. M.   +4 more
core  

The role and implications of mammalian cellular circadian entrainment

open access: yesFEBS Letters, EarlyView.
At their most fundamental level, mammalian circadian rhythms occur inside every individual cell. To tell the correct time, cells must align (or ‘entrain’) their circadian rhythm to the external environment. In this review, we highlight how cells entrain to the major circadian cues of light, feeding and temperature, and the implications this has for our
Priya Crosby
wiley   +1 more source

Combining ability for yield and yield-associated traits in wheat (Triticum aestivum L.)

open access: yesElectronic Journal of Plant Breeding
The current breeding effort aims to develop new wheat genotypes with higher genetic potential, thereby contributing to food security. Ten wheat genotypes were crossed in a half-diallel mating design.
Afsar Ahmad1 and Rajesh Kumar Gupta2
doaj   +1 more source

Molecular bases of circadian magnesium rhythms across eukaryotes

open access: yesFEBS Letters, EarlyView.
Circadian rhythms in intracellular [Mg2+] exist across eukaryotic kingdoms. Central roles for Mg2+ in metabolism suggest that Mg2+ rhythms could regulate daily cellular energy and metabolism. In this Perspective paper, we propose that ancestral prokaryotic transport proteins could be responsible for mediating Mg2+ rhythms and posit a feedback model ...
Helen K. Feord, Gerben van Ooijen
wiley   +1 more source

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