3. 암화에 의한 세포주 확립
동물세포를 이용한 연구 발전에 기여
4. Sato등에 의해 무혈청 배양법 확립
1960. 무혈청 배양 시도
1963-5(Ham) 혈청 공급 없이
CHO cell cloning
1970(Sato) 혈청 대신 호르몬
첨가 cell line 무혈청 배양
성공
Human embryonal kidney, SV40 and large T antigen transformed
들어가며
이 지구상에 살고 있는 개미의 숫자는 얼마나 될까? 아마 헤아릴 수 없이 많은 개미들이 얼음 극지점을 제외한 세계에 분포되어 살고 있을 것이다. 한 학자에 따르면 개미 인구의 총무게는 오늘날 살아 있는 모든 곤충들 무게의 절반을 차지한다고 한다. 이처럼 상상의 범주를 벗어나는 수로
What Is A Tropical Rainforest?
DEFINITION:
A tropical rainforest is a place roughly within 28 degrees north or south of the equator.
In general, a rainforest is a forested area that receives over 60 inches of rain per year.
(*Specific types of rainforest are labeled in terms of their elevation and average temperature.)
CLIMATE
A Minimal difference between seasonal temperature.
insect adhesives coated by silver nano-ptcles using cases of Silver nano ptcles’s function of anti-bacterial
i. Samsung home appliances such as refrigerator or air conditioner with silver nano coating to their inner surfaces for an overall anti-bacterial and anti-fungal effect. As air circulates, the coated surfaces contact with the silver ions which can resist any airborne bacteria, which in
곤충의 번성 이유
- 비행능력 (날개)
- 작은 크기의 몸
- 고도로 발달된 감각기 및 운동신경계
- 세대기간이 짧음
- 일반적으로 환경 적응능력이 뛰어남
- 뛰어난 번식능력과 자손 수의 비약적인 증가
곤충의 성장 = 날개를 다는 것
이동 수단으로의 기능
- 먹이, 서식처, 배우자탐색, 회피
몸
Nano fiber flooring’s safety
Flooring fulfils the necessary conditions
1. check whether an volatile organic compound emit or not
2. check whether an heavy metal compound emit or not
For example, formaldehyde, cadmium mercury
Because this matters are involved in
sick house syndrome
Environmental effects
- Especially, a poisonous gas is not e
1-1. CESCO (Chunwoo Environment Service Co. LTD)
CESCO is the fifth biggest insect control company of the world, the biggest pest control company of the Asia. It provides total hygiene service about infectiousness malignant bacilli which can cause many kinds of disease and hamper a life environment. It has an advanced Research and Development system of pest control and the biggest plenty of cust
insect and microbial control in food, irradiation is an effective alternative to protect food against insect damage and as a quarantine treatment of fresh produce.
The FAO has estimated that worldwide about 25% of all food production is lost to insects, bacteria and rodents after harvesting. The use of irradiation alone as a preservation technique will not solve all the problems of post-harvest
I read this book to learn more about insects. This book taught me not only knowledge, but also patience and persistence. In this book written by Favre's meticulous observation, Favre's patience and hidden efforts were seen. This book tells us in detail the habits, living conditions, and growing processes of innumerable insects that we dare not think of. So we could easily guess Favre's devoted ef