And multiple sclerosis damages myelin.

Eventually, he returned the sword to its sheath.

All of that connective wiring must be insulated with something called myelin.

Your brain needs iodine to make myelin the insulation for the wiring.

No, it's a magical sheath that simulates a dazzling head of hair.

In order to make healthier vast myelin, your brain needs a lot of B vitamins.

You know we use PVC, and we sheath wires with PVC for insulation.

The genes are forced into producing all this myelin, all the fat to myelinate the brain.

And then this is the silicon sheath I roll over, to keep it on.

Snatching Romeo's dagger. This is thy sheath stabs herself there rest, and let me die.

He wears a beaver hat and swallow tailed coat, girdled with a sailor belt and sheath knife.

Iaido is a form of swordsmanship in which one strikes down an attacking opponent with one blow of the sword quickly drawn out of its sheath, whether the practitioner is sitting or walking.

And what it basically implies is that, in houses now, we don't need drapes or shutters or blinds anymore because we can sheath the building with these things, as well as control the amount of air conditioning you need inside that building.

To Him is referred the knowledge of the Hour. No fruit emerges from its sheath, and no female conceives or delivers, except with His knowledge. And on the Day when He calls out to them, Where are My associates? They will say, We admit to you, none of us is a witness.

To Him is referred the knowledge of the Hour. No fruit sprouts forth from its sheath, no female conceives or is delivered, except with His Knowledge. On the Day He will call to them 'Where then are My associates' they will reply 'We proclaim to You that none of us can bear witness'

To Him is referred the knowledge of the Hour. Not a fruit comes forth from its sheath, no female bears or brings forth, save with His knowledge. Upon the day when He shall call to them, 'Where now are My associates?' they shall say, 'We proclaim to Thee, there is not a witness among us.

The knowledge of the Hour rests solely with Him. Not a fruit comes forth from its sheath, nor does any female conceive nor give birth to a child but it is in His knowledge. On that Day He will call out to them Where are those associates of Mine? They will answer We have declared to You that none of us can bear witness to that.

To Him is referred the Knowledge of the Hour (of Judgment He knows all) No date fruit comes out of its sheath, nor does a female conceive (within her womb) nor bring forth the Day that (Allah) will propound to them the (question), Where are the partners (ye attributed to Me? They will say, We do assure thee not one of us can bear witness!

(The learned men) refer to Him (Alone) the knowledge of the Hour. No fruit comes out of its sheath, nor does a female conceive (within her womb), nor brings forth (young), except by His Knowledge. And on the Day when He will call unto them (polytheists) (saying) Where are My (so called) partners (whom you did invent)? They will say We inform You that none of us bears witness to it (that they are Your partners)!