نتایج جستجو برای: rh

تعداد نتایج: 15396  

2010
Erling Häggström Lundevaller Sören Edvinsson

Background The Rh-negative gene is a well known cause of perinatal mortality especially before there were any effective treatment. The Rh disease, that is caused by a Rh positive foetus carried by a Rh negative mother, leads to typical patterns of perinatal mortality with an increase of mortality with parity and mortality clustered in families. This effect has been largely neglected in earlier ...

Journal: :Dalton transactions 2012
Joseph H Rivers Lauren J DePue Anderson Cotton M N Starr Richard A Jones

Reaction of 3,5-(CF(3))(2)PzLi with [Rh(μ-Cl)(η(2)-C(2)H(4))(2)](2) or [Rh(μ-Cl)(PMe(3))(2)](2) in Et(2)O gave the dinuclear complexes [Rh(η(2)-C(2)H(4))(2)(μ-3,5-(CF(3))(2)-Pz)](2) (1) and [Rh(2)(μ-Cl)(μ-3,5-(CF(3))(2)-Pz) (PMe(3))(4)] (2) respectively (3,5-(CF(3))(2)Pz = bis-trifluoromethyl pyrazolate). Reaction of PMe(3) with [Rh(COD)(μ-3,5-(CF(3))(2)-Pz)](2) in toluene gave [Rh(3,5-(CF(3))(...

2015
Sara E Casey

Provision of reproductive health (RH) services is a minimum standard of health care in humanitarian settings; however access to these services is often limited. This systematic review, one component of a global evaluation of RH in humanitarian settings, sought to explore the evidence regarding RH services provided in humanitarian settings and to determine if programs are being evaluated. In add...

2015
John Ojur Dennis Abdelaziz Yousif Ahmed Mohd Haris M. Khir

This paper reports on the fabrication and characterization of a Complementary Metal Oxide Semiconductor-Microelectromechanical System (CMOS-MEMS) device with embedded microheater operated at relatively elevated temperatures (40 °C to 80 °C) for the purpose of relative humidity measurement. The sensing principle is based on the change in amplitude of the device due to adsorption or desorption of...

Journal: :Dalton transactions 2005
John F Berry F Albert Cotton Penglin Huang Carlos A Murillo Xiaoping Wang

We report a dirhodium paddlewheel compound which has an Rh2(5+) core enveloped by four guanidinate ligands and an axially coordinated bromine atom; Rh2(hpp)4Br crystallizes as a 1-D chain with a Rh-Rh distance of 2.430(3) è and a Rh-Rh bond order of 1.5 (hpp = the anion of 1,3,4,6,7,8-hexahydro-2H-pyrimido[1,2a]pyrimidine).

Journal: :Journal of reproduction and fertility 1983
G J Tan J S Biggs

The physiological role of luteinizing hormone-releasing hormone (LH-RH) in mediating the secretion of gonadotrophins is well established. However, administration of large doses of LH-RH produces a paradoxical anti-fertility effect. Thus, in women, agonists of LH-RH have been shown to inhibit ovulation (Nillius, Bergquist & Wide, 1978) and interfere with corpus luteum function (Casper & Yen, 197...

Journal: :Global change biology 2013
Dejun Li Xuhui Zhou Liyou Wu Jizhong Zhou Yiqi Luo

Understanding how soil respiration (Rs) and its source components respond to climate warming is crucial to improve model prediction of climate-carbon (C) feedback. We conducted a manipulation experiment by warming and clipping in a prairie dominated by invasive winter annual Bromus japonicas in Southern Great Plains, USA. Infrared radiators were used to simulate climate warming by 3 °C and clip...

Journal: :Journal of experimental botany 2011
Yoram Kapulnik Natalie Resnick Einav Mayzlish-Gati Yulia Kaplan Smadar Wininger Joseph Hershenhorn Hinanit Koltai

Strigolactones (SLs) or derivatives thereof have been identified as phytohormones, and shown to act as long-distance shoot-branching inhibitors. In Arabidopsis roots, SLs have been suggested to have a positive effect on root-hair (RH) elongation, mediated via the MAX2 F-box. Two other phytohormones, auxin and ethylene, have been shown to have positive effects on RH elongation. Hence, in the pre...

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