维生素缺乏

An iron and vitamin B12 deficiency occurs more than 30% of the time leading to anemia.

铁和维生素B12缺乏时的30 ％以上的时间，导致贫血。

In this study, we found that β-catenin, c-JUN, c-myc and GSK3β might be involved in squamous metaplasia of airway epithelium induced by methylcholanthrene, vitamin A deficiency or cigarette smoking by investigating the rat model of squamous metaplasia.

本项目通过维生素A缺乏、吸烟及气管内注入甲基胆蒽复制体外气道上皮鳞化动物模型，发现β-连环素、c-JUN、c-myc 及GSK3β可能介导了甲基胆蒽、VitA 缺乏与吸烟所致的大鼠支气管上皮鳞状化生。

Absorption is reduced, possibly contributing to iron deficiency, osteoporosis (also related to calcium deficiency), and osteomalacia due to lack of vitamin D and absence of exposure to sunshine.

吸收功能减退，可能引起缺铁、骨质疏松症及缺乏维生素D缺乏和阳光照射所致的骨软化症。

Alcoholism is the most common cause of thiamine deficiency in the USA and may lead to deficiencies of magnesium, zinc, and other vitamins.

在美国，酒精中毒是导致硫胺素缺乏的最常见因素，现时也可以导致镁、锌和某些维生素的缺乏。

There are several factors that can increase the chances of your tortoise getting RNS - dusty conditions, foreign bodies lodging in the nostrils, inappropriate humidity or temperature, lack of sunlight and the accompanying dampness, confinement in damp grassed areas with no access to sand, overcrowding, malnutrition, stress, and a deficiency of vitamin A.

有些因素会增加患RNS的几率：充满灰尘的环境，鼻孔处的外来寄生物，不合适的温度或湿度，缺乏日晒和相应的潮气，关在潮湿的草丛里，不能接触到沙地，过渡拥挤的环境，营养失调，过分紧张，缺乏维生素A。

Neomycin on ammonia acid can lead to vitamin B12 deficiency; phenytoin, methotrexate, B ammonia pyrimidine, methyl benzyl ammonium pyrimidine and Triamterene, etc. can cause folic acid deficiency; mercaptopurine, 5 - fluoro-piperidine urine density, Ara-C, etc. can interfere with nucleic acid synthesis, these drugs can lead to megaloblastic anemia.

新霉素、对氨水杨酸可导致维生素B12缺乏；苯妥英钠、甲氨蝶呤、乙氨嘧啶、甲基苄氨嘧啶及氨苯蝶啶等可引起叶酸缺乏；巯嘌呤、5--氟尿密啶、阿糖胞苷等能够干扰核酸的合成，这些药物都可导致巨幼红细胞性贫血。

Many people tend to have particularly dry skin in the winter when harsh, cold air combines with a lack of sunshine, which provides natural vitamin C.

许多缺乏天然维生素C的人在令人难受的，寒冷的和缺乏阳光的冬天感到异常干燥。

Vitamin D insufficiency is frequently defined as less than 30 nanograms per milliliter of blood of the 25-hydroxy form the major storage form - 25(OHD of the vitamin and deficiency as less than 20 nanograms per milliliter of 25-hydroxyvitamin D .

维生素D不足往往是界定为不超过30毫微克每毫升血液中的25羟基形式（主要的存储形式-2 5 d ）项和缺乏维生素的不到2 0毫微克每毫升2 5羟基维他命

Hair loss is clinically diagnosed as the deficiency of Biotin a vitamin of 'Vitamin B - Complex' group in the body.

脱发是临床诊断为生物素缺乏维生素的'维生素B -复合组在体内。

More appropriate for infants and young children, animal fat and fish oil rich in butter, vegetable fat in the absence of vitamin A and vitamin D, may be an appropriate point increase, but do not eat.

较适宜婴幼儿，动物性脂肪中奶油和鱼油富含植物性脂肪中缺乏的维生素A和维生素D，可适当加一点，但不要多吃。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。