pokeweed


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Related to pokeweed: Phytolacca americana, Poke salad

pokeweed

or

pokeberry,

tall, bushy perennial herb (Phytolacca americana) native to North America but cultivated and naturalized in Europe. The long clusters of white flowers are followed by purplish black flattened berries, whose crimson juice has been used as ink and to color wines but is considered poisonous. The dried roots are sometimes used as an emetic or purgative; the young shoots are used for greens or eaten like asparagus. The plant is also called poke, inkberry, and garget. Pokeweed is classified in the division MagnoliophytaMagnoliophyta
, division of the plant kingdom consisting of those organisms commonly called the flowering plants, or angiosperms. The angiosperms have leaves, stems, and roots, and vascular, or conducting, tissue (xylem and phloem).
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, class Magnoliopsida, order Chenopodiales, family Phytolaccaceae.

pokeweed

[′pōk‚wēd]
(botany)
Phytolacca americana. A poisonous garden weed that is found throughout the United States but is native to the eastern and central areas. Symptoms of poisoning include an immediate burning bitter taste, salivation, vomiting, diarrhea, and possible shock.
References in periodicals archive ?
Pokeweed will return yearly from its massive fleshy root mass unless, for safety's sake, you dig it out before it gets any larger.
Abbreviations: ABA, abscisic acid; AFR antifreeze protein; AFLP, amplified fragment length polymorphisms; cM, centimorgan; EST, expressed sequence tag; kb, kilobase; MAS, marker-assisted selection; ORE open reading frame; PAP, pokeweed antiviral proteins; PCR, polymerase chain reaction; PSII, photosystem II; RAPD, random amplified polymorphic DNA; RFLP, restriction fragment length polymorphisms; RMV, Ryegrass mosaic virus; QTL, quantitative trait loci; SNP, single nucleotide polymorphism; SSH, suppression subtractive hybridization; SSR, simple sequence repeat; STS, sequence-tagged sites.
phytohemagglutinin (PHA) to stimulate T cells, pokeweed mitogen (PWM) to induce B and T cells, and lipopolysaccharide (LPS) to activate monocytes and B cells, HCV RNA was detected in all of the individuals.
High-dose LPS (1 ng/mL) or pokeweed mitogen-induced TNF-[alpha] production by peripheral whole blood cultures was significantly lower when stimulated immediately compared with delayed stimulation after 16 hours of incubation.
7,9) Our patient had normal lymphocyte proliferative responses to pokeweed mitogen, phytohemagglutinin, and concanavalin A, while having weak responses to both Candida antigens and tetanus toxoid.
The veterans and controls were compared for the percentage of T cells (CD3); B cells (CD19); helper:suppressor (CD4:CD8) ratio; natural killer (NK) cell activity; mitogenic response to phytohemagglutin (PHA) and pokeweed mitogen (PWM); level of immune complexes; myelin basic protein (MBP) and striated and smooth muscle autoantibodies; and antibodies against Epstein-Barr virus, cytomegalovirus, herpes simplex virus type 1 (HSV-1), HSV-2, human herpes Type 6 (HHV-6), and Varicella zoster virus (VZV).
A spring day like this how yellow the air is, a sea, spars plump with flowers and leaves and the ground soaked, the robins ravenous, splashing in the flood, plucking between pokeweed and grass blade the attenuated wet worm.
However, total immunoglobulin G levels are higher in HTLV-II-infected persons (29), in vitro cell proliferation in response to pokeweed mitogen is suppressed in HTLV-II infection (28), and HTLV-II may induce expression of interferon-[gamma], granulocyte macrophage-colony-stimulating factor, and other cytokines (30,31).
Purple pokeweed crowded the edge of the in-ground pool, which was filled with black water.
and pokeweed (Phytolacca americana) to germinate, and produce a valuable food source (seeds and soft mast) for many bird species, including northern bobwhites.
5m (5ft) pokeweed, Phytolacca americana, with spikes of glistening black fruits, though they are poisonous, to little lily-of-the-valley, which sometimes produces red berries - remarkably large when compared with the tiny flowers - and often outlasting the leaves.
The blastogenic responses to pokeweed mitogen and PHA were significantly reduced (p<.