Longevity of Californian thistle roots

Extent and Longevity of the Seminal Roots of Certain Grasses.

Building roots in a changing environment: implications for root longevity

Root turnover is important to the global carbon budget as well as to nutrient cycling in ecosystems and to the success of individual plants. Our ability to predict the effects of environmental change on root turnover is limited by the difficulty of measuring root dynamics, but emerging evidence suggests that roots, like leaves, possess suites of interrelated traits that are linked to their life...

Penetrating thistle bracts injury.

Three prickles about 2 mm. long were embedded in and penetrating the full thickness of the cornea. They were stiff, fine, and like needle-tips; their bases were flush with the corneal epithelium, and the shafts traversed the full corneal thickness with the pointed end protruding I mm. into the anterior chamber. The positions of two of the prickles are visible in Fig. I, the third being hidden u...

Milk Thistle Benefits & Information

The active ingredient, or liver-protecting compound in milk thistle is known as silymarin. This substance, which actually consists of a group of compounds called flavonolignands, helps repair liver cells damaged by alcohol and other toxic substances by stimulating protein synthesis. By changing the outside layer of liver cells, it also prevents certain toxins from getting inside. Silymarin also...

Milk Thistle (Silybum marianum)

Milk thistle is a well known and commonly used herb, used particularly in hepatic diseases. It has very potent antioxidant, anti-inflammatory, and antifibrotic properties (1). As a single agent its therapeutic effects in liver disease appear to be modest (2,3,4,5). Herbal medicines and supplements are likely to be much more beneficial when used synergistically in combinations or formulas. Milk ...