Chapter 90 Thousands of people are waiting for Chen Fan (please subscribe, first update)
Someone in the group sent a message.
Song Ming typed: Chen Fan, are you crazy?
Chen Fan said: What’s wrong with me? What nonsense are you talking about?
Song Ming said: “The matter at your lead field is quite serious. The news has not been reported, but everyone inside knows it. If your investigation reveals violations, you will be responsible. You must know that you have failed. Someone will attack you……”
Chen Fan said, “It doesn’t matter. Without me as the director, I will continue to be my forensic doctor.”
He was quite magnanimous.
Here, Xia Tian said: “How did you judge?”
I took the old man who had lived in the village for five years to the hospital for blood testing and analysis, and then found a small amount of lead metal.
Xia Tian said: “That lead field, there must be lead metal living around it, but it is not enough to meet the poisoning standard.”
Chen Fan said: “I know, but the numbers are wrong.……”
The numbers are wrong?
Xia Tian is speechless。
“How did you calculate this? ”
Many people in the group were silent, not daring to speak nonsense, and trembling.
If this case is really defined as a case, it means someone died. So, the first unlucky person is the factory, and the second person is from the factory. Staff, the third person responsible for testing, and the fourth person responsible for investment promotion will also be punished.
Chen Fan said: I saw the official data, the factory is stuck very well, this data enters the water flow, if it is scattered or If it enters animals and plants, it then enters the human body, right? The human body will begin to accumulate. Of course, the natural elimination parameters of the human body must be removed. All are included in the calculation. In five years, this number should not be used. There are too many Double…
Damn it.
Damn it.
Double.
Xia Tian said: “How could it be double? Is it a miscalculation? ”
Brother Northeast: What are you talking about? How can brother Chen Fan make a mistake? I think you are just worried that something will happen to brother Chen Fan. It’s okay. Brother, I happen to be near a factory and it is also a lead field. It has been open for fifteen years. , I will take people here to take a look, and we will know after a test.
Everyone nodded.
It didn’t take long, but it gave everyone the feeling that time is infinitely slowing down.
The first feeling everyone felt was that it was suffering.
Brother Northeast Sent the test list to the group。
“You 01 see for yourselves, brother, what about yours? ”
Chen Fan showed his courage.
Everyone compared the data. Good guy, the data for fifteen years is not as high as the data for five years.
This is scary.
Lead metal is an indispensable metal in daily industry. No matter where there is production, as long as you look for areas with low disease incidence to conduct surveys and comparisons, the results will come out.
As a heavy industrial base in the old Northeast, there are naturally factories that have been in operation for ten or even twenty years. .
The data in fifteen years is not as high as Chen Fan’s. Even a fool knows what’s going on with this thing.
Chen Fan continued: “What’s left is that I need to dissect the metal, and directly note that diseases caused by lead poisoning, then , even if this poisoning case is completed, hahaha, I am a genius, I really found the poisoning case. ”
Is it funny?
But Chen Fan was very happy and found the case.
But everyone in the group chose to remain silent.
Everyone knew how much this thing involved.
The boss spoke up and said: “Let’s investigate carefully, this is not something you can do. Take care of things. ”
The guys dispersed.
Northeastern Brother: Brother Chen Fan, go boldly to investigate the case. Don’t be afraid. One by one, it’s shocking. These capitalists are trying to make money and kill. They are all sent in.
Ding, Northeastern Brother Being banned for twelve hours.
Damn it, I’m really convinced. Damn it.
Again?
Chen Fan put down his phone, looked at the sample in front of him, and rubbed his temples.
He smiled and said: “Master, these Is it the direct reason?
Chen Fan said: “What I say alone does not count. It needs to be discussed by many people and finally defined. After all, direct and indirect are not for us to infer, but for the court to judge. ” ”
Soon, Lao Huang’s people were arrested, and the factory’s monitoring system was also found. Interestingly, the monitoring system at the discharge outlet was damaged. It had been broken for a long time. It has been three years and has not been repaired.
The
factory The person in charge here said in the interrogation room: “It’s not that we don’t repair it. If we repair it, we will be beaten. If we repair it again, we will be beaten again. So we simply won’t repair it. No one will come to steal things nearby. There’s nothing we can do about it.
Lao Jin said: “Do you think the elderly can do things like damage property? ” Pulling the switch is probably too tight. Do you think the elderly can do this at that height and distance?》”
“Then maybe he was a young man who was commanded by his family?”
“Don’t you know how many young people there are in a village? I still feel that these young people don’t understand the law. ”
The person in charge was speechless and said: We all followed the indicators, and they all meet the indicators.
Lao Jin said: “You meet the indicators, please explain to me, why are there so many here? So much data for five years? Also, these are the proportions of the lead field in fifteen years. Don’t you know how to read them yourself?
The person in charge was silent and said: “But this is really what they are doing. These villagers are making trouble, and we are also very troubled. The inspectors basically come once a month, but there is really nothing wrong with us. ” ”
Lao Jin and Zheng Zifeng exchanged glances and walked out separately.
Zheng Zifeng said: “I’m not lying. This person is telling the truth. Is it a personal poisoning? ”
Personal poisoning?”
Lao Jin said: “What nonsense? Who can poison for five years? He persists every year. Is this person crazy? ”
Chen Fan on the other side was walking past the interrogation room.。
“What are you going to do? ”
Chen �� said: “Go to the school to find someone. There are not enough laboratories here. Go to some professional laboratories, do comparisons, calculate some things, and write a paper.……”
“What comparison? ”
Chen Fan said: “Compare the relationship between lead poisoning and the human brain. For example, compare the direct and indirect effects of cerebral hemorrhage and lead poisoning.……”
As a result, as soon as he walked out of the police station, he was surrounded by a group of people.
Uncle Liu was leaning on a cane and looking at Chen Fan.
Chen Fan sighed and took out a manual.。
“These are what I wrote. Please remember to show them to the villagers later. Remember, deal with them according to these during this period. When I finish the calculations, everyone remember to come to the police station with your reports. I will give them to you here. Prepare an antidote. ”
Antidote?
Chen Fan left, and Uncle Liu took the villagers back. In fact, what Chen Fan wrote was very simple.。
“How to quickly eliminate lead poisoning。”
“People should stay away from lead-contaminated industrial areas as much as possible, and workers working in high-lead operations should take good protective measures. Since children are more sensitive to lead poisoning and the lead pollution on both sides of the road is generally heavier, do not play or walk along the road to reduce the absorption of lead by the respiratory tract. Children should develop a good habit of washing their hands with running water. They should wash their hands correctly before meals, after going to the toilet, after studying, after playing, returning from going out, and before eating fruits. This can reduce the absorption of lead through the digestive tract. Lead indicators in the body should be tested regularly, and treatment measures should be taken immediately if lead poisoning is found.。”
“Experimental and clinical evidence shows that lead and many nutrients interact to reduce lead toxicity. Nutrient elements, including total food intake and fat intake, can affect the abso
[ Read more novels by visiting our website: Knight Novels ] rption of lead, among which the intake of calcium, iron and selenium has a greater impact. Because calcium can reduce the absorption of lead from the gastrointestinal tract, children and pregnant women should supplement their diet with calcium to reduce lead poisoning. Because lead destroys the antioxidant defense system in the body, antioxidants such as vitamin C, vitamin E, and vitamin B6 should be supplemented in the diet.、B-carotene. Increasing the intake of protein can reduce the absorption of lead, increase the secretion of antibodies to enhance resistance, and help prevent lead poisoning.” There is
a lot of writing, and the follow-up content is about some common vegetables. (Read Baoshuang novels , just go to Feilu Novel Network!)
fruits and the like.
It can only be said to be excluded slowly, but as long as it is done, the data will decrease, but not very quickly.
However, this will not reach the critical value , then, this matter can still be saved.
The city bureau got the news and sent people directly to investigate.
Captain Li from the criminal investigation side directly found Chen Fan and accompanied Chen Fan specifically。
“You won’t just do it just because you have a good relationship with the villagers.……”
“You don’t need to doubt that everything I write can withstand anyone’s investigation.……”
Captain Li said: “That’s good, that’s good. Can you do a comparison?”
Several professors were too lazy to talk to Captain Li. Where did this guy come from? He actually questioned our professionalism.���We medical professors, can’t we deal with lead poisoning?
“We have done research on the critical point you mentioned. The so-called lead field indicators are generated in this way. The human body will automatically emit it, and it will also be stored. However, near the factory, it will be higher, but this data will not a lot of。”
“Basically maintaining the balance between excretion and absorption is the core. It is okay to remove some equipment aging problems, such as the increase in human body elements near the lead field, but it generally requires a hundred years of precipitation before it is considered okay. ”
Captain Li said: “Doesn’t that mean that the data Chen Fan said is excessive and correct? ”
Yes, you must know that this belongs to an old man, and you are not considered a young man? Can you try? Unless this old man eats lead every day.
Captain Li was silent. This sentence actually sealed the case. . So
whether it was a mistake or poisoning, these are Captain Li’s matters.。
“I’m going to define the case, Chen Fan, do you want to follow?”
“No, I need to write a report. I am a forensic scientist. I don’t want to stress it to you. The arrests and detectives have nothing to do with me.。,”
“There are only two, either a factory error or a personal poisoning, so why should you write a report?
Chen Fan said: “Saving people and writing materials about these direct poisonings requires money. Someone has to pay for this money. The reason for paying is my materials. ” ”
Captain Li saluted Chen Fan directly. Damn it, he is too small. What Chen Fan has done is much greater than himself. The
two professors said directly: “How about I bring my students?
Chen Fan said: “No problem, you can strike as you please. ” ”
Soon a group of people followed and walked in.
The story of Chen Fan grabbing the heart of a living person with his bare hands had spread around the medical school. Someone even made an animation to restore the scene, showing that it was a textbook-level rescue.
Chen Fan stared at the microscope.
The charm of molecules often lies in this.
As a common thing, most of the drug tests are used in police cases. The
most common ones are pesticide poisoning, sleeping pills, and some Special drugs.
The familiar paraquat is what forensic medicine needs to deal with, and Chen Fan needs to see the burned tail of paraquat with his own eyes to know the general idea.
Lead can easily pass through the placenta, and due to immature endothelial cells in the developing brain, Therefore, lead can easily pass through the blood-brain barrier, so lead’s damage to the developing central nervous system is particularly obvious. In the early stages of brain development, neuronal precursor cells divide and proliferate in large numbers and differentiate into neurons. Lead can act at this stage. A professor said: “Generally speaking,
lead poisoning can easily cause cerebral hemorrhage or a series of brain diseases. However, these are only academic theories and cannot support the introduction and direct. ”
Chen Fan cut open a part of the brain tissue and looked at the changes in the brain tissue before his eyes. Then he took the recording pen and began to dictate.。
Y。The normal development of glial cells has an important impact on the migration of neurons and the establishment of synaptic connections. Lead can cause early differentiation of glial cells, making the interaction between glial cells and neurons unable to proceed normally; lead also It can affect the formation of the blood-brain barrier, which is formed by tight connections of endothelial cells. Astrocytes and endothelial cells interact to induce and maintain the blood-brain barrier.
Low doses of lead can cause protein kinase C (PKC) to translocate from the cytosol to the cell membrane in advance. This pre-mature translocation disrupts the maturation and development of brain endothelial cells. Lead can also accumulate in endothelial cells, directly destroying the blood-brain barrier, and can also damage astrocytes, causing endothelial cells to lose their barrier function. Lead also affects the formation of synapses, and there may be two mechanisms. First, through its calcium-like effect, it simulates or inhibits the physiological effects of calcium on the nervous system and interferes with the release of neurotransmitters by calcium.
? ? ? ? Wait, wait a moment, something’s not right.
A professor here came over and looked down.。
“Hey, how did you do it? Who taught you this? ”
One of the methods I used when comparing DNA before can be understood as an anatomy of the world around me, right? The
old professor silently began to operate it. In fact, he knew this thing, but he didn’t expect that it could be used here.
When he saw When lead enters the nerve endings, a magical change occurs.
The professor said silently: “Lead entering the nerve endings can mobilize the intracellular calcium storage pool to discharge calcium, or replace calcium and calmodulin to enhance the spontaneity of neurotransmitters. freed. This abnormal activation will lead to changes in the threshold of target neurons and a reduction in the ability to regulate neurotransmitter release, thereby causing a reduction in the complexity of neural pathway activity, leading to cognitive decline and behavioral changes. Another mechanism is related to neural cell adhesion molecule (NCAM). ”
The moment this data appeared, the professor basically understood what Chen Fan was going to do.
Suppression is not killing, nor is it urging. This takes time to develop. There are
two conditions for cerebral hemorrhage in normal people. First, innate .
Second, particularly large brain damage, as well as some special situations caused by anger, will have such an impact. The
professor said: “It is probably suppression, but how do you prove that these are heavy metal lead Inhibition。”
“See for yourself. ”
The professor looked at the pattern above and fell into deep thought.
Then he compared several samples.
Well, no, these are unique patterns.。
“Is this enough?”
“Well, that’s enough. Okay, let these people do the rest of the comparison samples. Don’t you still want to study the antidote? Go and study it over there. ”
Chen Fan nodded and entered the laboratory next door.
But here, countless students were stunned. We”?
Professor, do you want to look at our clear eyes?
、“What are you doing standing still? It’s detailed enough. Let’s compare them all. If you wrote the paper in such detail, my grandfather would be able to get up from his coffin and dance with laughter.。”
【Ding, friendship mission: Research���A drug to solve lead poisoning。】
【Note: As long as you can swallow delicious food。】
【Bonus: Two more centimeters. 】
The system of bad taste, I am very good at it, okay?
ps: Please subscribe and read, thank you. .
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