Quality control standardizations of the natural products such as medicinal plants getting more attention in recent years since the commercialization of herbal formulations increased dramatically. A wide range of methods can be applied for standardizations of herbal products. However, advancement in the microscopy technique could help to achieve the goal of standardizations of the herbal product...

Three lines of evidence indicated that methionine sulfoxide is transported by the high-affinity methionine and glutamine transport systems in Salmonella typhimurium. First, methionine-requiring strains (metE) which have mutations affecting both of these transport systems (metP glnP) were unable to use methionine sulfoxide as a source of methionine. These strains could still grow on L-methionine...

Herbal medicines are being increasingly used for treatment of variety of disorders. Herbal medicines are generally thought to lack severe side effects. Despite of the general belief, herbal medicines are known to cause serious side effects and toxicities. On the other hand, physicians’ knowledge of herbal medicines and their potential toxicities are generally limited. Neurotoxicity, cardiac tox...

This Technical Report compiles and analyzes the current scientific knowledge on herbal medicine and highlights the practical ways for ensuring the safety of herbal preparations and evaluating their claimed efficacy. Emphasis has been given to the methods for standardization of herbal medicine and the ways and means for moving forward to achieve the difficult goal of preparing herbal medicines o...

BACKGROUND Traditional herbal therapies have been used for a long time to treat gastrointestinal disorders including irritable bowel syndrome, and their effectiveness from clinical research evidence needs to be systematically reviewed. OBJECTIVES To assess the effectiveness and safety of herbal medicines in patients with irritable bowel syndrome. SEARCH STRATEGY We searched the following el...

the 440 fertile eggs, in a completely randomized design were divided into 11 treatments with four replicatesand 10 eggs per each replicate. treatments including: (t1; control; without injection), (t2; injected with 0.3ml saline 9.0%; sham control), (t3, t4 and t5) 25, 75, 125 ppm fe-nano, (t6, t7 and t8) 50, 100, 150 ppmfe-nano-alimet chelate, (t9, t10 and t11) 50, 100, 150 ppm fe-aliment chela...

The significance of herbals and herbal products is gaining worldwide recognition. The concept of complementary or alternative medicine is becoming much more widely accepted, and there is an increasing belief in the efficacy of herbal remedies. Recently, the role of herbal drugs, herbal products and certain phytochemicals in the control of ageing has been documented using modern scientific appro...

The objectives of this study were to evaluate ruminal degradation and intestinal digestion of two ruminally protected methionine (RPM) products and to assess the potential use of changes in plasma methionine concentrations as an indication of methionine availability to the animal. Ruminal degradation of the protected methionine was assessed using the in situ technique. The intestinal availabili...

BACKGROUND There is a growing public interest in complementary and alternative treatments. The attitudes and perceptions regarding herbal therapies have not been evaluated amongst physicians-in-training. OBJECTIVE This pilot study aimed to assess the self-perceived competence and attitudes of physicians-in-training in dealing with herbal medicines in clinical practice. METHODS A survey was ...