Several samples of citrated plasma were fractionated in our laboratory by Method 6 of Cohn et al.

Several laboratory scale techniques for distillation exist ( see also distillation types ).

Several reports have been published by various governmental and non-governmental organizations to present alternatives to the ozone depleting substances, since the substances have been used in various technical sectors, like in refrigerating, agriculture, energy production, and laboratory measurements

Several studies using cultured cells and laboratory rodents suggest the possibility of leukemogenic, genetic, reproductive, and neurological effects from chronic exposure.

Several species of ascomycetes are biological model organisms in laboratory research.

Several experiments have been performed between 2000 – 2008 at the Flerov laboratory of Nuclear Reactions in Dubna studying the fission characteristics of the compound nucleus < sup > 302 </ sup > Ubn.

Several dozen of these can produce high levels of foul odors when incubated in the laboratory.

Several samples of these hairs did not pass through Forshufvud's hands and were sent directly to the testing laboratory in Scotland.

Several concomitant laboratory tests should also be ordered to investigate some of the more common, systemic causes listed above, including a complete blood count, erythrocyte sedimentation rate, lipid panel, and blood glucose level.

Several experiments have been performed between 2000 – 2004 at the Flerov laboratory of Nuclear Reactions studying the fission characteristics of the compound nucleus < sup > 306 </ sup > Ubb.

Several thousand native Florida butterflies are raised each year in a publicly viewable laboratory.

Several years after Goetz left, Naki started working for Christiaan Barnard in the laboratory as an assistant.

Several experiments have been performed between 2000 and 2004 at the Flerov laboratory of Nuclear Reactions studying the fission characteristics of the compound nucleus < sup > 306 </ sup > Ubb.

Several experiments have been performed between 2000-2004 at the Flerov laboratory of Nuclear Reactions studying the fission characteristics of the compound nucleus < sup > 306 </ sup > Ubb.

Several laboratory methods exist for the preparation of diazo compounds:

Several laboratory studies show quercetin may have anti-inflammatory properties, and it is being investigated for a wide range of potential health benefits.

Several of the staff at the laboratory had received no special training.

Several additional projects were launched at a variety of different organizations, including the Aerospace Corporation, a non-profit R & D laboratory in the United States, the Applied Physics Laboratory, and the Naval Surface Weapons Center.

Several different combinations of chemicals are commonly used, including: lead – acid, nickel cadmium ( NiCd ), nickel metal hydride ( NiMH ), lithium ion ( Li-ion ), and lithium ion polymer ( Li-ion polymer ).

Several techniques exist to reduce photobleaching such as the use of more robust fluorophores, by minimizing illumination, or by using photoprotective scavenger chemicals.

Several types of packaging need to maintain a seal against flow of gases: foods, pharmaceuticals, several chemicals and some consumer goods.

Several common chemicals may be the culprit.

Several ideas are tried, such as coupling a following train to the caboose ( the coupling mechanism on the caboose breaks ), a derailing attempt ( after it is revealed the catastrophe the chemicals would cause if ignited ) in which a helicopter narrowly avoids being hit, and finally, an attempt at manually activating the brakes ( via hitting a part of the engine mechanism with a wrench ).

Several factories that are involved in the production of chemicals and pharmaceuticals are located in Khed.

Several groups blocked adoption of PEX for concerns about chemicals getting into the water, either from chemicals outside the pipes, or from chemicals inside the pipes such as methyl tertiary butyl ether and tertiary butyl alcohol.

Several firms are merchandising enzyme preparation through feed manufacturers.

Several instances of popular etymology are attested from ancient authors.

Several fully worked numerical examples are available.

Several unusual applications, such as a nuclear battery or fuel for space ships with nuclear propulsion, have been proposed for the isotope < sup > 242m </ sup > Am, but they are as yet hindered by the scarcity and high price of this nuclear isomer.

Several other oxidation states are known, which range from + 2 to + 7 and can be identified by their characteristic optical absorption spectra.

Several genera are popular with the horticultural community, including marigold, pot marigold ( also known as calendula ), cone flowers, various daisies, fleabane, chrysanthemums, dahlias, zinnias, and heleniums.

Several major cities exist either in the Andes or in the foothills, among which are Bogotá, Medellín and Cali, Colombia ; Quito, Ecuador ; Mérida, Venezuela ; La Paz, Bolivia ; Santiago, Chile, and Cusco, Peru.

Several species are raised for amaranth " grain " in Asia and the Americas.

Several cultivars are known, such as ' Albus ' ( with white flowers ), ' Sapphire ' ( dark blue flowers ), ' Aureus ' ( leaves striped with yellow ), and ' Variegatus ' ( leaves almost entirely white with a few green bands ).

Several organizations concerned with antimicrobial resistance are lobbying to eliminate the unnecessary use of antibacterials.

Several new features, including better scalability, enhanced clustering and management capabilities are mentioned.

Several manufacturers produce specialised acoustic guitar amplifiers, which are designed to give undistorted and full-range reproduction.

Combinations of the above techniques produce a " hybrid " or " hyphenated " technique .< ref name =" pmid9008869 "> Several examples are in popular use today and new hybrid techniques are under development.

Several anthems are included in the British coronation service.

Several proteins are involved, but two main methods of regulation have been identified: targeting mitochondria functionality, or directly transducing the signal via adaptor proteins to the apoptotic mechanisms.

Several crystal structures are known for AC-II enzymes.

Several other incidents connected with the story of Aeacus are mentioned by Ovid.

Several of its later bishops are known: Marinus in 325 ; Niconius in 344 ; Sylvanus at the beginning of the 5th century ; Pionius in 451 ; Leo in 787 ; Peter, friend of the Patriarch Ignatius, and adversary to Michael, in the ninth century.

Several roller coasters are specifically known by this name, including ;

Several crashed airplanes and large equipment such as bulldozers are scattered around the island.

Several topics that might be covered here are instead covered there because much more can be said about them in a human context.

Several areas at the edge of the neocortex, including the hippocampus and amygdala, are also much more extensively developed in mammals than in other vertebrates.

Several of the heavier bromine isotopes from fission are delayed neutron emitters.

Several English scholars and churchmen are described by Bede as being fluent in Greek due to being taught by him.