Results 21 to 30 of about 15,023,284 (301)

Analysis of small RNAs revealed differential expressions during pollen and embryo sac development in autotetraploid rice. [PDF]

open access: yesBMC Genomics, 2017
Protein-protein interaction of meiosis-related genes with the targets predicted by the DEM associated with meiosis. Table S18. 21 nt-phasiRNAs triggered by the miR2118. Table S19. 24 nt-phasiRNAs triggered by the miR2275. Table S20. Overview of 24 nt TEs-
Li X   +8 more
europepmc   +2 more sources

Electrolyte and Water Balance of the Early Avian Embryo: Effects of Egg Turning [PDF]

open access: yes, 2002
Formation of sub-embryonic fluid (SEF) is a key aspect of the physiology of the early avian embryo.Here we review the process of SEF formation and the factors which influence its composition and the rate of SEF production and depletion in the Japanese ...
Latter, G.V.   +2 more
core   +1 more source

The Development of the Embryo Sac in the Convallariaceae [PDF]

open access: yesBotanical Gazette, 1914
1. In the eight members of the Convallariaceae investigated by the author, the embryo sac is formed from one reduction nucleus in Polygonatum, from 2 in Smilacina racemosa, S. amplexicaulis, and Streptopus roseus, and from 4 in Smilacina stellata, S. sessifolia, Maianthemum canadense, and Medeola virginica. 2.
openaire   +2 more sources

Novel Cytological Findings on Gametophyte Development and Embryogenesis in Wheat (Triticum aestivum L.) [PDF]

open access: yesJournal of Genetic Resources, 2022
A step-by-step study of the anther and ovule developments, sporogenesis, from pre-meiotic stages to anthesis in anthers and seed development in the ovary, was done in Triticum aestivum L.
Kolsoum Azizi   +2 more
doaj   +1 more source

Embryo sac development in some South African Lippia species (Verbenaceae) [PDF]

open access: yes, 1984
Polygonum-type embryo sac development was found in Lippia javanica (Burm. f.) Spreng., L. rehmannii Pearson and L. wilmsii Pearson. Although the embryo sac development in the three species is similar, their mature embryo sacs differ morphologically ...
Spies, J.J.
core   +1 more source

Parenting and child development in families with a child conceived through embryo donation [PDF]

open access: yes, 2007
Concerns have been raised regarding the potentially negative effects of conception using donated embryos on parenting and child development. Findings are presented of an exploratory study of families with a child conceived through embryo donation. Twenty-
Brinsden, Peter   +2 more
core   +1 more source

Spindle assembly checkpoint regulates mitotic cell cycle progression during preimplantation embryo development. [PDF]

open access: yesPLoS ONE, 2011
Errors in chromosome segregation or distribution may result in aneuploid embryo formation, which causes implantation failure, spontaneous abortion, genetic diseases, or embryo death.
Yanchang Wei   +13 more
doaj   +1 more source

Inter-American Development Bank Sustainability Report 2019 [PDF]

open access: yes, 2020
Sustainability is a core element of the IDBs work. Long-term economic growth, and the reduction of poverty and inequality in Latin America and the Caribbean depend on development that is economically, financially, environmentally, socially, and ...
Inter-American Development Bank
core   +1 more source

Megaspore competition in F1 and F2 hybrids between Oenothera hookeri and Oe. suaveolens

open access: yesActa Societatis Botanicorum Poloniae, 2014
Megasporogenesis and development of the embryo sac were investigated in F1 and F2 hybrids from crosses of Oe. hookeri and Oe. suaveolens. All hybrids form heteropolar and homopolar magaspore tetrads; the embryo sac, however, usually develops from the ...
Renata Śnieżko
doaj   +1 more source

Influence of In Ovo Leptin Injection into Yolk Sac on Embryo Development, Blood Biochemical Parameters and Lipid Metabolism of Broiler Chicks during Early Post-Hatching Period

open access: yesYüzüncü Yıl Üniversitesi Tarim Bilimleri Dergisi, 2022
The study aimed to investigate the effect of in ovo (IO) leptin injection on yolk sac leptin concentration, embryo development, blood lipid metabolism, and biochemical parameters of broiler chicks during the early post-hatching period. Hatching eggs were
Bülent CELLAK, Elif BABACANOĞLU
doaj   +1 more source

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