so·la·nine

(sō′lə-nēn′, -nĭn) also so·la·nin (-nĭn)

A bitter poisonous alkaloid, C₄₅H₇₃NO₁₅, found in potatoes and other plants of the nightshade family. It has narcotic properties and was formerly used to treat epilepsy.

[French, from Latin sōlānum, nightshade, from sōl, sun; see sāwel- in Indo-European roots.]

American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

solanine

(ˈsəʊləˌnaɪn)

(Elements & Compounds) a poisonous alkaloid found in various solanaceous plants, including potatoes which have gone green through exposure to light

[C19: from solan(um) + -ine²]

Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

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References in periodicals archive

Nightshades contain an alkaloid (organic compound) called solanine. In small doses such as a single serving, it doesn't affect most people.

Nightshade vegetables ..

But the green serves as a visible marker that toxic solanine is present.

Homegrown potatoes are better than those in the store

*Tomatoes contain small quantities of a toxic substance known as solanine that may trigger headaches.

Drug interaction can be fatal

Tubers may contain toxic alkaloids as solanine and chaconine.

Potato: An important food crop in Pakistan

BRIAN replies: The odd potato will do no harm but raw and unripe potatoes, as well as potato plants, often contain solanine, a mild poison.

ASK the VET; Pets and their People

It is best to avoid eating green fruits from this group, as some species may contain solanine, a poisonous principle.

Edible nightshades: try a few-not-so-well-known varieties of the Nightshade family

Conner, "Effect of light on solanine synthesis in the potato tuber," Plant Physiology, vol.

A Reliable and Reproducible Model for Assessing the Effect of Different Concentrations of [alpha]-Solanine on Rat Bone Marrow Mesenchymal Stem Cells

The active compound in sodom apple is solanine. In the field experiment the 100% treatment and 50% treatment had the highest mean height.

Potential of Sodom Apple (Solanum incanum L.) Fruit Extracts in the Management of Chilli Root Knot Disease in Nakuru County, Kenya

Let them dry in the sun, but bring potatoes in before an hour has passed so they won't develop excess solanine. Dirty squash may be gently cleaned with a solution of one part bleach to 10 parts water.

Congrats on the harvest! You did it! Now what?

Comment: Nightshades contain solanine alkaloids, which have been found anecdotally to be a triggering factor for joint pain in some people with osteoarthritis, as well as a cause of various other symptoms in susceptible individuals.

Nightshade-free diet for itchy scars