Results 41 to 50 of about 38,672 (197)

Scientific Opinion on the safety and efficacy of Lancer (lanthanide citrate) as feed additive for weaned piglets [PDF]

open access: yesEFSA Journal, 2013
Lancer is a feed additive mainly consisting of two rare earth elements, lanthanum (La) and cerium (Ce), in their citrate forms. In the absence of an adequate tolerance study in weaned piglets, the FEEDAP Panel cannot conclude on the safety of the ...
EFSA Panel on Additives and Products or Substances used in Animal Feed (FEEDAP)
doaj   +1 more source

Lanthanum-Catalyzed Stereospecific Cross-Coupling of Propargylic Substrates with Grignard Reagents

open access: yes, 2023
Transition-metal-catalyzed cross-coupling of propargylic electrophiles and Grignard reagents provides densely functionalized products that are extremely useful synthetic intermediates.
Zongchao Lv   +17 more
core   +1 more source

The mechanism behind lack-of-effect of lanthanum on seed germination of switchgrass.

open access: yesPLoS ONE, 2019
Switchgrass (Panicum virgatum L.) is a perennial warm-season C4 grass identified as a model species for bioenergy feedstock production. Lanthanum (La) as a rare earth element can stimulate the physiological processes of plant growth.
He Xueqing
doaj   +1 more source

Review of the diagnosis of gastrointestinal lanthanum deposition [PDF]

open access: yes, 2020
Lanthanum carbonate is used for treatment of hyperphosphatemia mostly in patients with chronic renal failure. Although lanthanum carbonate is safe, recently, lanthanum deposition in the gastrointestinal mucosa of patients has been reported in the ...
Iwamuro, Masaya   +3 more
core   +2 more sources

Lanthanum-Catalyzed Regioselective Anti-Markovnikov Hydrophosphinylation of Styrenes

open access: yes, 2019
A useful and convenient method for sp3 C–P­(O) bond formation via direct regioselective hydrophosphinylation of simple and readily available alkenes using a lanthanum-based N,N-dimethylbenzylamine complex (La­(DMBA)3) as a precatalyst is demonstrated ...
Joseph A. R. Schmidt (7499423)   +1 more
core   +1 more source

Seekers of the lost lanthanum [PDF]

open access: yesNature Chemistry, 2019
Lanthanum is the first lanthanide — or the last. Or it’s not a lanthanide at all. In any case, Brett Thornton and Shawn Burdette are sure that it’s an element that might or might not be in group three of the periodic table.
Brett F, Thornton, Shawn C, Burdette
openaire   +2 more sources

Measurement of serum lanthanum in patients treated with lanthanum carbonate by inductively coupled plasma-mass spectrometry

open access: yes, 2011
Background Lanthanum carbonate is used as a phosphate binder in patients with stage V chronic kidney disease (CKD). While well tolerated in clinical trials, with no toxicity reported as regards bone and liver metabolism, and cognitive function, concerns ...
K B Raja   +7 more
core   +2 more sources

The best lanthanum tracing method of displaying kidney cell glycocalyxes with transmission electron microscope

open access: yesLinchuang shenzangbing zazhi, 2015
Objective The mice were infused with different schemes and kidney cell glycocalyxes were observed with transmission electron microscope.The aim was to find the best lanthanum tracing method of displaying kidney cell glycocalyxes.Methods C57/BL6 mice were
LIU Zeng-bo   +4 more
doaj  

HYDRATES OF LANTHANUM OXALATE.

open access: yesJournal of the American Chemical Society, 1912
n ...
James, C., Whittemore, C. F.
openaire   +2 more sources

High-temperature superconductivity at the lanthanum cuprate/lanthanum–strontium nickelate interface

open access: yes, 2018
Local ionic and electronic redistribution occurs at the lanthanum cuprate/lanthanum nickelate epitaxial contact and gives rise to a high-temperature superconducting layer.
F. Baiutti   +8 more
core   +1 more source

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