نتایج جستجو برای: polar pattern

تعداد نتایج: 391475  

Journal: :The British journal of ophthalmology 2005
P K F Addison V Berry A C W Ionides P J Francis S S Bhattacharya A T Moore

BACKGROUND The authors recently identified three large genetically unrelated families with an identical 17 base pair duplication mutation in exon 4 of the PITX3 gene. Here, they report the detailed clinical phenotype. METHODS Affected and unaffected individuals in the three families with autosomal dominant posterior polar cataract underwent full clinical examination and donated blood samples ...

2004
Ashish Asgekar Avinash A. Deshpande

Recent results regarding subpulse-drift in pulsar B0943+10 have led to the identification of a stable system of sub-beams circulating around the magnetic axis of the star. Here, we present single-pulse analysis of pulsar B0834+06 at 35 MHz, using observations from the Gauribidanur Radio Telescope. Certain signatures in the fluctuation spectra and correlations allow estimation of the circulation...

Journal: :The Journal of Cell Biology 1981
D R Janero R Barrnett

The synthesis and assembly of thylakoid membrane polar glycerolipid (glycolipid, phospholipid, and ether lipid) have been monitored in synchronous cultures of the green alga Chlamydomonas reinhardtii 137+. A "pulse" protocol using radioactive acetate as the lipogenic precursor was devised to allow assessment of both processes during the 24-h (12-h light/12-h dark) vegetative cell cycle. Under t...

Journal: :تحقیقات جغرافیایی 0
یونس رحیمی گروه جغرافیای طبیعی دانشگاه اصفهان حمید میرهاشمی گروه جغرافیای طبیعی دانشگاه تبریز داریوش رحیمی گروه جغرافیای طبیعی دانشگاه اصفهان

heavy rainfall is the causes of the crisis. in recent years extreme floods have occurred in the behesht abad basin in chahar mahal and bakhtiar province,iran in 2.10.2006 with a moment discharge of 605m3 .this case study lies in the period of 1984-2010 and is selected for synoptic and thermodynamic condition studies. the meteorologically studied variables and thermodynamic charts indicate poten...

Journal: :Entropy 2017
Jian Jiao Sha Wang Bowen Feng Shushi Gu Shaohua Wu Qinyu Zhang

In this paper, we propose a rate-compatible (RC) parallel concatenated punctured polar (PCPP) codes for incremental redundancy hybrid automatic repeat request (IR-HARQ) transmission schemes, which can transmit multiple data blocks over a time-varying channel. The PCPP coding scheme can provide RC polar coding blocks in order to adapt to channel variations. First, we investigate an improved rand...

Journal: :Journal of embryology and experimental morphology 1980
M A Gonda Y C Hsu

Correlative scanning electron, transmission electron, and light microscopy were utilized to study the morphogenic events occurring during mouse blastocyst outgrowth and early-egg-cylinder development in vitro. After hatching and attachment of blastocysts on the plastic surface, the blastocoelic cavity collapses as the mural trophoblasts spread and migrate outward. The inner cell mass is covered...

Journal: :IEEE Transactions on Information Theory 2020

Journal: :Development 2005
Koji Koizumi Satoshi Naramoto Shinichiro Sawa Natsuko Yahara Takashi Ueda Akihiko Nakano Munetaka Sugiyama Hiroo Fukuda

Within the leaf of an angiosperm, the vascular system is constructed in a complex network pattern called venation. The formation of this vein pattern has been widely studied as a paradigm of tissue pattern formation in plants. To elucidate the molecular mechanism controlling the vein patterning process, we previously isolated Arabidopsis mutants van1 to van7, which show a discontinuous vein pat...

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